Patent
US 11,143,642GRAPHENE-BASED INDICATOR
J. Michael Nauman
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 11,143,642Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 B depicts the sensor product of FIG. l A in an alert state and displaying information indicating the presence of the analyte or condition. Internal …
FIG. 2A is a schematic representation of another sensor product. Internal components are represented with dotted lines. [0015]
FIG. 3A is a schematic representation of yet another sensor product. Internal components are represented with dotted lines. [0017]
FIG. 4 is a flow chart providing a method of using a sensor of the types described above.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A sensor product for detecting an analyte or condition, the sensor product comprising: a body; and a circuit integrated with the body, the circuit comprising: an electric power source; a sensing element comprising graphene or a graphene derivative, the sensing element configured to undergo a change in an electrical property in the presence of an analyte or condition; and an indicator configured to display information indicating the presence of the analyte or condition when the change in an electrical property of the sensing element occurs wherein the condition is selected from the group consisting of a change in humidity and a change in temperature. Currently amended
The sensor product of claim 1, wherein the indicator displays a color change. Original
The sensor product of claim 1, wherein the indicator comprises at least one light-emitting diode. Original
The sensor product of claim 1 further comprising at least one additional indicator, wherein the additional indicator is configured to display information indicating the presence of a second analyte or condition. Original
The sensor product of claim 1, wherein the electric power source is a printed battery. Original
The sensor product of claim 1, wherein the analyte is in the form of a vapor. Original
(curren t ly amended) The sensor product of claim 1, wherein the sensor product is sized to fi t within a 9 cm by 9 cm by 1 cm container. Currently amended
The sensor product of claim 1 further comprising a filter configured to prevent certain analytes from contacting the sensing element. Original
The sensor product of claim 1, wherein the indicator displays a generic warning as a word, phrase, or symbol that is not indicative of the analyte or condition. Original
A method of making a sensor product, the method comprising: assembling the sensor product of claim 1. Original
The sensor product of claim 1, further comprising an identifier on the sensor product, the identifier comprising at least one of a product name, barcode, and quick response (QR) code. New
Canceled
A method of sensing an analyte or condition, comprising the steps of: monitoring the electrical property in a sensing element comprising graphene or a graphene derivative, the sensing element configured to undergo a change in an electrical property in the presence of an analyte or condition wherein the condition is selected from the group consisting of a change in humidity and a change in temperature; and displaying information indicating the presence of the analyte or condition when the change in an electrical property of the sensing element occurs, the information being displayed by an indicator on a sensor body to which the sensing element is integrated. Currently amended
The method of claim 15, wherein displaying information comprises the indicator displaying a color change. Original
The method of claim 15, wherein the indicator comprises at least one light-emitting diode. Original
The method of claim 15 further comprising displaying information indicating the presence of a second analyte or condition. Original
The method of claim 15, wherein monitoring the electrical property comprises providing electric power using a printed battery. Original
The method of claim 15, wherein the analyte is in the form of a vapor. Original
The method of claim 15 further comprising attaching the sensor body to a region of interest. Original
The method of claim 15, wherein the indicator displays a generic warning as a word, phrase, or symbol that is not indicative of the analyte or condition. Original
The method of claim 15, wherein the sensor body has an identifier thereon, the identifier comprising at least one of a product name, barcode, and quick response (QR) code. New
Canceled
Layer stacks claimed or described, ordered top of device to substrate.
graphene-based sensor product
Materials described outside the worked examples.
graphene
graphene derivative
graphene oxide
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Duration | 0.1–1 second | — |
Duration |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 11,143,642Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 B depicts the sensor product of FIG. l A in an alert state and displaying information indicating the presence of the analyte or condition. Internal …
FIG. 2A is a schematic representation of another sensor product. Internal components are represented with dotted lines. [0015]
FIG. 3A is a schematic representation of yet another sensor product. Internal components are represented with dotted lines. [0017]
FIG. 4 is a flow chart providing a method of using a sensor of the types described above.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A sensor product for detecting an analyte or condition, the sensor product comprising: a body; and a circuit integrated with the body, the circuit comprising: an electric power source; a sensing element comprising graphene or a graphene derivative, the sensing element configured to undergo a change in an electrical property in the presence of an analyte or condition; and an indicator configured to display information indicating the presence of the analyte or condition when the change in an electrical property of the sensing element occurs wherein the condition is selected from the group consisting of a change in humidity and a change in temperature. Currently amended
The sensor product of claim 1, wherein the indicator displays a color change. Original
The sensor product of claim 1, wherein the indicator comprises at least one light-emitting diode. Original
The sensor product of claim 1 further comprising at least one additional indicator, wherein the additional indicator is configured to display information indicating the presence of a second analyte or condition. Original
The sensor product of claim 1, wherein the electric power source is a printed battery. Original
The sensor product of claim 1, wherein the analyte is in the form of a vapor. Original
(curren t ly amended) The sensor product of claim 1, wherein the sensor product is sized to fi t within a 9 cm by 9 cm by 1 cm container. Currently amended
The sensor product of claim 1 further comprising a filter configured to prevent certain analytes from contacting the sensing element. Original
The sensor product of claim 1, wherein the indicator displays a generic warning as a word, phrase, or symbol that is not indicative of the analyte or condition. Original
A method of making a sensor product, the method comprising: assembling the sensor product of claim 1. Original
The sensor product of claim 1, further comprising an identifier on the sensor product, the identifier comprising at least one of a product name, barcode, and quick response (QR) code. New
Canceled
A method of sensing an analyte or condition, comprising the steps of: monitoring the electrical property in a sensing element comprising graphene or a graphene derivative, the sensing element configured to undergo a change in an electrical property in the presence of an analyte or condition wherein the condition is selected from the group consisting of a change in humidity and a change in temperature; and displaying information indicating the presence of the analyte or condition when the change in an electrical property of the sensing element occurs, the information being displayed by an indicator on a sensor body to which the sensing element is integrated. Currently amended
The method of claim 15, wherein displaying information comprises the indicator displaying a color change. Original
The method of claim 15, wherein the indicator comprises at least one light-emitting diode. Original
The method of claim 15 further comprising displaying information indicating the presence of a second analyte or condition. Original
The method of claim 15, wherein monitoring the electrical property comprises providing electric power using a printed battery. Original
The method of claim 15, wherein the analyte is in the form of a vapor. Original
The method of claim 15 further comprising attaching the sensor body to a region of interest. Original
The method of claim 15, wherein the indicator displays a generic warning as a word, phrase, or symbol that is not indicative of the analyte or condition. Original
The method of claim 15, wherein the sensor body has an identifier thereon, the identifier comprising at least one of a product name, barcode, and quick response (QR) code. New
Canceled
Layer stacks claimed or described, ordered top of device to substrate.
graphene-based sensor product
Materials described outside the worked examples.
graphene
graphene derivative
graphene oxide
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Duration | 0.1–1 second | — |
Duration |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 11,143,642Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 B depicts the sensor product of FIG. l A in an alert state and displaying information indicating the presence of the analyte or condition. Internal …
FIG. 2A is a schematic representation of another sensor product. Internal components are represented with dotted lines. [0015]
FIG. 3A is a schematic representation of yet another sensor product. Internal components are represented with dotted lines. [0017]
FIG. 4 is a flow chart providing a method of using a sensor of the types described above.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A sensor product for detecting an analyte or condition, the sensor product comprising: a body; and a circuit integrated with the body, the circuit comprising: an electric power source; a sensing element comprising graphene or a graphene derivative, the sensing element configured to undergo a change in an electrical property in the presence of an analyte or condition; and an indicator configured to display information indicating the presence of the analyte or condition when the change in an electrical property of the sensing element occurs wherein the condition is selected from the group consisting of a change in humidity and a change in temperature. Currently amended
The sensor product of claim 1, wherein the indicator displays a color change. Original
The sensor product of claim 1, wherein the indicator comprises at least one light-emitting diode. Original
The sensor product of claim 1 further comprising at least one additional indicator, wherein the additional indicator is configured to display information indicating the presence of a second analyte or condition. Original
The sensor product of claim 1, wherein the electric power source is a printed battery. Original
The sensor product of claim 1, wherein the analyte is in the form of a vapor. Original
(curren t ly amended) The sensor product of claim 1, wherein the sensor product is sized to fi t within a 9 cm by 9 cm by 1 cm container. Currently amended
The sensor product of claim 1 further comprising a filter configured to prevent certain analytes from contacting the sensing element. Original
The sensor product of claim 1, wherein the indicator displays a generic warning as a word, phrase, or symbol that is not indicative of the analyte or condition. Original
A method of making a sensor product, the method comprising: assembling the sensor product of claim 1. Original
The sensor product of claim 1, further comprising an identifier on the sensor product, the identifier comprising at least one of a product name, barcode, and quick response (QR) code. New
Canceled
A method of sensing an analyte or condition, comprising the steps of: monitoring the electrical property in a sensing element comprising graphene or a graphene derivative, the sensing element configured to undergo a change in an electrical property in the presence of an analyte or condition wherein the condition is selected from the group consisting of a change in humidity and a change in temperature; and displaying information indicating the presence of the analyte or condition when the change in an electrical property of the sensing element occurs, the information being displayed by an indicator on a sensor body to which the sensing element is integrated. Currently amended
The method of claim 15, wherein displaying information comprises the indicator displaying a color change. Original
The method of claim 15, wherein the indicator comprises at least one light-emitting diode. Original
The method of claim 15 further comprising displaying information indicating the presence of a second analyte or condition. Original
The method of claim 15, wherein monitoring the electrical property comprises providing electric power using a printed battery. Original
The method of claim 15, wherein the analyte is in the form of a vapor. Original
The method of claim 15 further comprising attaching the sensor body to a region of interest. Original
The method of claim 15, wherein the indicator displays a generic warning as a word, phrase, or symbol that is not indicative of the analyte or condition. Original
The method of claim 15, wherein the sensor body has an identifier thereon, the identifier comprising at least one of a product name, barcode, and quick response (QR) code. New
Canceled
Layer stacks claimed or described, ordered top of device to substrate.
graphene-based sensor product
Materials described outside the worked examples.
graphene
graphene derivative
graphene oxide
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Duration | 0.1–1 second | — |
Duration |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 11,143,642Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 B depicts the sensor product of FIG. l A in an alert state and displaying information indicating the presence of the analyte or condition. Internal …
FIG. 2A is a schematic representation of another sensor product. Internal components are represented with dotted lines. [0015]
FIG. 3A is a schematic representation of yet another sensor product. Internal components are represented with dotted lines. [0017]
FIG. 4 is a flow chart providing a method of using a sensor of the types described above.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A sensor product for detecting an analyte or condition, the sensor product comprising: a body; and a circuit integrated with the body, the circuit comprising: an electric power source; a sensing element comprising graphene or a graphene derivative, the sensing element configured to undergo a change in an electrical property in the presence of an analyte or condition; and an indicator configured to display information indicating the presence of the analyte or condition when the change in an electrical property of the sensing element occurs wherein the condition is selected from the group consisting of a change in humidity and a change in temperature. Currently amended
The sensor product of claim 1, wherein the indicator displays a color change. Original
The sensor product of claim 1, wherein the indicator comprises at least one light-emitting diode. Original
The sensor product of claim 1 further comprising at least one additional indicator, wherein the additional indicator is configured to display information indicating the presence of a second analyte or condition. Original
The sensor product of claim 1, wherein the electric power source is a printed battery. Original
The sensor product of claim 1, wherein the analyte is in the form of a vapor. Original
(curren t ly amended) The sensor product of claim 1, wherein the sensor product is sized to fi t within a 9 cm by 9 cm by 1 cm container. Currently amended
The sensor product of claim 1 further comprising a filter configured to prevent certain analytes from contacting the sensing element. Original
The sensor product of claim 1, wherein the indicator displays a generic warning as a word, phrase, or symbol that is not indicative of the analyte or condition. Original
A method of making a sensor product, the method comprising: assembling the sensor product of claim 1. Original
The sensor product of claim 1, further comprising an identifier on the sensor product, the identifier comprising at least one of a product name, barcode, and quick response (QR) code. New
Canceled
A method of sensing an analyte or condition, comprising the steps of: monitoring the electrical property in a sensing element comprising graphene or a graphene derivative, the sensing element configured to undergo a change in an electrical property in the presence of an analyte or condition wherein the condition is selected from the group consisting of a change in humidity and a change in temperature; and displaying information indicating the presence of the analyte or condition when the change in an electrical property of the sensing element occurs, the information being displayed by an indicator on a sensor body to which the sensing element is integrated. Currently amended
The method of claim 15, wherein displaying information comprises the indicator displaying a color change. Original
The method of claim 15, wherein the indicator comprises at least one light-emitting diode. Original
The method of claim 15 further comprising displaying information indicating the presence of a second analyte or condition. Original
The method of claim 15, wherein monitoring the electrical property comprises providing electric power using a printed battery. Original
The method of claim 15, wherein the analyte is in the form of a vapor. Original
The method of claim 15 further comprising attaching the sensor body to a region of interest. Original
The method of claim 15, wherein the indicator displays a generic warning as a word, phrase, or symbol that is not indicative of the analyte or condition. Original
The method of claim 15, wherein the sensor body has an identifier thereon, the identifier comprising at least one of a product name, barcode, and quick response (QR) code. New
Canceled
Layer stacks claimed or described, ordered top of device to substrate.
graphene-based sensor product
Materials described outside the worked examples.
graphene
graphene derivative
graphene oxide
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Duration | 0.1–1 second | — |
Duration |
Related documents with shared materials, methods, properties, or citations.
reduced graphene oxide
electrochromic material
chlorine gas
Cl₂
| 1–10 seconds |
| — |
Duration | 10–60 s | — |
Duration | 60–360 s | — |
Duration | 0.1–1 hour | — |
Duration | 1–10 hours | — |
Duration | 10–24 hours | — |
Duration | 24–168 hours | — |
Capacitive-Based Graphene Sensor
reduced graphene oxide
electrochromic material
chlorine gas
Cl₂
| 1–10 seconds |
| — |
Duration | 10–60 s | — |
Duration | 60–360 s | — |
Duration | 0.1–1 hour | — |
Duration | 1–10 hours | — |
Duration | 10–24 hours | — |
Duration | 24–168 hours | — |
Capacitive-Based Graphene Sensor
reduced graphene oxide
electrochromic material
chlorine gas
Cl₂
| 1–10 seconds |
| — |
Duration | 10–60 s | — |
Duration | 60–360 s | — |
Duration | 0.1–1 hour | — |
Duration | 1–10 hours | — |
Duration | 10–24 hours | — |
Duration | 24–168 hours | — |
Capacitive-Based Graphene Sensor
reduced graphene oxide
electrochromic material
chlorine gas
Cl₂
| 1–10 seconds |
| — |
Duration | 10–60 s | — |
Duration | 60–360 s | — |
Duration | 0.1–1 hour | — |
Duration | 1–10 hours | — |
Duration | 10–24 hours | — |
Duration | 24–168 hours | — |
Capacitive-Based Graphene Sensor