Patent
US 10,430,700GRAPHENE-BASED MICRO-SCALE IDENTIFICATION SYSTEM
Alberto VALDES GARCIA
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 10,430,700Patent drawings and their descriptions. Click a drawing to enlarge it.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
1-20. Canceled
Canceled
An object label comprising: a plurality of individual layers of a material that is transparent in a visible light domain and absorbs incident energy outside the visible light domain at a ratio proportional to a thickness of the material; and a pattern comprising variations in the thickness of the material along at least one of two orthogonal directions across the label, the pattern readable by variations in an amount of energy outside the visible light domain reflected through the object label. Currently amended
The object label of claim 21, wherein the object label comprises an overall thickness of less than about 5 nm. Previously presented
The object label of claim 21, wherein the material absorbs and reflects incident energy uniformly across all wavelengths of incident energy. Previously presented
The object label of claim 21, wherein t h e material comprises graphene. Previously presented
Canceled
The object label of claim 2 421, wherein the variations in the thickness of the material comprise changes in a number of individual layers of the material. Currently amended
The object label of claim 25, wherein the changes in the number of individual layers of the material comprise a single layer change in the number of individual layers. Previously presented
An object label comprising: a material that absorbs energy at a ratio proportional to a thickness of the materia l; and a pattern comprising a u niq u e identifier for the object label that is a unique two-dimensional pattern created by variations in the thickness of the material along at least one of two orthogonal direction across the label and that can be read by energy reflected through the label; wherein the object label comprises an area of less than about 1000 pm 2 and variations in the thickness of the material comprise changes in a number of individual la y ers of the material. Currently amended
The object label of claim 28, wherein the material comprises graphene. Previously presented
The object label of claim 28, wherein the material absorbs and reflects incident energy uniformly across all wavelen g ths of incident energy. Previously presented
The object label of claim 28, wherein the object label is optically transparent. Previously presented
The object label of claim 28, wherein the pattern is readable by variations in an amount of energy outside the visible light domain reflected through the object label. Previously presented
The object label of claim 28, wherein the label comprises a plurality of individual vapor deposited layers of the material. Previously presented
Canceled
A system for labeling an object, the system comprising: at least one object label comprising: a plurality of individual layers of a material that absorbs and reflects incident energy uniformly across all wavelengths of incident energy at a ratio proportional to a thickness of the material; and a pattern comprising variations in the thickness of the material along at least one of two orthogonal directions across the label; an interrogator to direct a predetermined wavelength of radiation to the at least one label; and a reader to receive reflected radiation from the at least one label at the predetermined wavelength and to interpret the reflected radiation to recognize the pattern; wherein the object label comprises an overall thickness of less than about 5 nm and an area of less than about 1000 p m 2 and variations in the thickness of the material comprise changes in the number of individual layers of the material. Currently amended
The system of claim 35, wherein the system further comprises a vapor deposition system to create the pattern while depositing the material on the object. Previously presented
The system of claim 35, wherein the system further comprises a plurality of object labels, each object label comprising a unique pattern and associated with a unique object. Previously presented
The system of claim 35, wherein the material comprises graphene. Previously presented
The system of claim 35, wherein: the predetermined wavelength is outside the visible light spectrum; and the reader interprets the reflected radiation to recognize the pattern as variations in an amount of energy of the predetermined wavelength reflected through the object label. Previously presented
Canceled
Layer stacks claimed or described, ordered top of device to substrate.
object label (claim 21) — visible-transparent, non-visible absorbing
object label (claim 28) — unique identifier, area < 1000 µm²
labeling system (claim 35) — label + interrogator + reader
Materials described outside the worked examples.
layered material (transparent in visible, absorbs outside visible)
graphene
C
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Thickness | ≤ 5 nm | — |
Patent
Atlas literature
Patent
US 10,430,700Patent drawings and their descriptions. Click a drawing to enlarge it.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
1-20. Canceled
Canceled
An object label comprising: a plurality of individual layers of a material that is transparent in a visible light domain and absorbs incident energy outside the visible light domain at a ratio proportional to a thickness of the material; and a pattern comprising variations in the thickness of the material along at least one of two orthogonal directions across the label, the pattern readable by variations in an amount of energy outside the visible light domain reflected through the object label. Currently amended
The object label of claim 21, wherein the object label comprises an overall thickness of less than about 5 nm. Previously presented
The object label of claim 21, wherein the material absorbs and reflects incident energy uniformly across all wavelengths of incident energy. Previously presented
The object label of claim 21, wherein t h e material comprises graphene. Previously presented
Canceled
The object label of claim 2 421, wherein the variations in the thickness of the material comprise changes in a number of individual layers of the material. Currently amended
The object label of claim 25, wherein the changes in the number of individual layers of the material comprise a single layer change in the number of individual layers. Previously presented
An object label comprising: a material that absorbs energy at a ratio proportional to a thickness of the materia l; and a pattern comprising a u niq u e identifier for the object label that is a unique two-dimensional pattern created by variations in the thickness of the material along at least one of two orthogonal direction across the label and that can be read by energy reflected through the label; wherein the object label comprises an area of less than about 1000 pm 2 and variations in the thickness of the material comprise changes in a number of individual la y ers of the material. Currently amended
The object label of claim 28, wherein the material comprises graphene. Previously presented
The object label of claim 28, wherein the material absorbs and reflects incident energy uniformly across all wavelen g ths of incident energy. Previously presented
The object label of claim 28, wherein the object label is optically transparent. Previously presented
The object label of claim 28, wherein the pattern is readable by variations in an amount of energy outside the visible light domain reflected through the object label. Previously presented
The object label of claim 28, wherein the label comprises a plurality of individual vapor deposited layers of the material. Previously presented
Canceled
A system for labeling an object, the system comprising: at least one object label comprising: a plurality of individual layers of a material that absorbs and reflects incident energy uniformly across all wavelengths of incident energy at a ratio proportional to a thickness of the material; and a pattern comprising variations in the thickness of the material along at least one of two orthogonal directions across the label; an interrogator to direct a predetermined wavelength of radiation to the at least one label; and a reader to receive reflected radiation from the at least one label at the predetermined wavelength and to interpret the reflected radiation to recognize the pattern; wherein the object label comprises an overall thickness of less than about 5 nm and an area of less than about 1000 p m 2 and variations in the thickness of the material comprise changes in the number of individual layers of the material. Currently amended
The system of claim 35, wherein the system further comprises a vapor deposition system to create the pattern while depositing the material on the object. Previously presented
The system of claim 35, wherein the system further comprises a plurality of object labels, each object label comprising a unique pattern and associated with a unique object. Previously presented
The system of claim 35, wherein the material comprises graphene. Previously presented
The system of claim 35, wherein: the predetermined wavelength is outside the visible light spectrum; and the reader interprets the reflected radiation to recognize the pattern as variations in an amount of energy of the predetermined wavelength reflected through the object label. Previously presented
Canceled
Layer stacks claimed or described, ordered top of device to substrate.
object label (claim 21) — visible-transparent, non-visible absorbing
object label (claim 28) — unique identifier, area < 1000 µm²
labeling system (claim 35) — label + interrogator + reader
Materials described outside the worked examples.
layered material (transparent in visible, absorbs outside visible)
graphene
C
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Thickness | ≤ 5 nm | — |
Patent
Atlas literature
Patent
US 10,430,700Patent drawings and their descriptions. Click a drawing to enlarge it.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
1-20. Canceled
Canceled
An object label comprising: a plurality of individual layers of a material that is transparent in a visible light domain and absorbs incident energy outside the visible light domain at a ratio proportional to a thickness of the material; and a pattern comprising variations in the thickness of the material along at least one of two orthogonal directions across the label, the pattern readable by variations in an amount of energy outside the visible light domain reflected through the object label. Currently amended
The object label of claim 21, wherein the object label comprises an overall thickness of less than about 5 nm. Previously presented
The object label of claim 21, wherein the material absorbs and reflects incident energy uniformly across all wavelengths of incident energy. Previously presented
The object label of claim 21, wherein t h e material comprises graphene. Previously presented
Canceled
The object label of claim 2 421, wherein the variations in the thickness of the material comprise changes in a number of individual layers of the material. Currently amended
The object label of claim 25, wherein the changes in the number of individual layers of the material comprise a single layer change in the number of individual layers. Previously presented
An object label comprising: a material that absorbs energy at a ratio proportional to a thickness of the materia l; and a pattern comprising a u niq u e identifier for the object label that is a unique two-dimensional pattern created by variations in the thickness of the material along at least one of two orthogonal direction across the label and that can be read by energy reflected through the label; wherein the object label comprises an area of less than about 1000 pm 2 and variations in the thickness of the material comprise changes in a number of individual la y ers of the material. Currently amended
The object label of claim 28, wherein the material comprises graphene. Previously presented
The object label of claim 28, wherein the material absorbs and reflects incident energy uniformly across all wavelen g ths of incident energy. Previously presented
The object label of claim 28, wherein the object label is optically transparent. Previously presented
The object label of claim 28, wherein the pattern is readable by variations in an amount of energy outside the visible light domain reflected through the object label. Previously presented
The object label of claim 28, wherein the label comprises a plurality of individual vapor deposited layers of the material. Previously presented
Canceled
A system for labeling an object, the system comprising: at least one object label comprising: a plurality of individual layers of a material that absorbs and reflects incident energy uniformly across all wavelengths of incident energy at a ratio proportional to a thickness of the material; and a pattern comprising variations in the thickness of the material along at least one of two orthogonal directions across the label; an interrogator to direct a predetermined wavelength of radiation to the at least one label; and a reader to receive reflected radiation from the at least one label at the predetermined wavelength and to interpret the reflected radiation to recognize the pattern; wherein the object label comprises an overall thickness of less than about 5 nm and an area of less than about 1000 p m 2 and variations in the thickness of the material comprise changes in the number of individual layers of the material. Currently amended
The system of claim 35, wherein the system further comprises a vapor deposition system to create the pattern while depositing the material on the object. Previously presented
The system of claim 35, wherein the system further comprises a plurality of object labels, each object label comprising a unique pattern and associated with a unique object. Previously presented
The system of claim 35, wherein the material comprises graphene. Previously presented
The system of claim 35, wherein: the predetermined wavelength is outside the visible light spectrum; and the reader interprets the reflected radiation to recognize the pattern as variations in an amount of energy of the predetermined wavelength reflected through the object label. Previously presented
Canceled
Layer stacks claimed or described, ordered top of device to substrate.
object label (claim 21) — visible-transparent, non-visible absorbing
object label (claim 28) — unique identifier, area < 1000 µm²
labeling system (claim 35) — label + interrogator + reader
Materials described outside the worked examples.
layered material (transparent in visible, absorbs outside visible)
graphene
C
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Thickness | ≤ 5 nm | — |
Patent
Atlas literature
Patent
US 10,430,700Patent drawings and their descriptions. Click a drawing to enlarge it.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
1-20. Canceled
Canceled
An object label comprising: a plurality of individual layers of a material that is transparent in a visible light domain and absorbs incident energy outside the visible light domain at a ratio proportional to a thickness of the material; and a pattern comprising variations in the thickness of the material along at least one of two orthogonal directions across the label, the pattern readable by variations in an amount of energy outside the visible light domain reflected through the object label. Currently amended
The object label of claim 21, wherein the object label comprises an overall thickness of less than about 5 nm. Previously presented
The object label of claim 21, wherein the material absorbs and reflects incident energy uniformly across all wavelengths of incident energy. Previously presented
The object label of claim 21, wherein t h e material comprises graphene. Previously presented
Canceled
The object label of claim 2 421, wherein the variations in the thickness of the material comprise changes in a number of individual layers of the material. Currently amended
The object label of claim 25, wherein the changes in the number of individual layers of the material comprise a single layer change in the number of individual layers. Previously presented
An object label comprising: a material that absorbs energy at a ratio proportional to a thickness of the materia l; and a pattern comprising a u niq u e identifier for the object label that is a unique two-dimensional pattern created by variations in the thickness of the material along at least one of two orthogonal direction across the label and that can be read by energy reflected through the label; wherein the object label comprises an area of less than about 1000 pm 2 and variations in the thickness of the material comprise changes in a number of individual la y ers of the material. Currently amended
The object label of claim 28, wherein the material comprises graphene. Previously presented
The object label of claim 28, wherein the material absorbs and reflects incident energy uniformly across all wavelen g ths of incident energy. Previously presented
The object label of claim 28, wherein the object label is optically transparent. Previously presented
The object label of claim 28, wherein the pattern is readable by variations in an amount of energy outside the visible light domain reflected through the object label. Previously presented
The object label of claim 28, wherein the label comprises a plurality of individual vapor deposited layers of the material. Previously presented
Canceled
A system for labeling an object, the system comprising: at least one object label comprising: a plurality of individual layers of a material that absorbs and reflects incident energy uniformly across all wavelengths of incident energy at a ratio proportional to a thickness of the material; and a pattern comprising variations in the thickness of the material along at least one of two orthogonal directions across the label; an interrogator to direct a predetermined wavelength of radiation to the at least one label; and a reader to receive reflected radiation from the at least one label at the predetermined wavelength and to interpret the reflected radiation to recognize the pattern; wherein the object label comprises an overall thickness of less than about 5 nm and an area of less than about 1000 p m 2 and variations in the thickness of the material comprise changes in the number of individual layers of the material. Currently amended
The system of claim 35, wherein the system further comprises a vapor deposition system to create the pattern while depositing the material on the object. Previously presented
The system of claim 35, wherein the system further comprises a plurality of object labels, each object label comprising a unique pattern and associated with a unique object. Previously presented
The system of claim 35, wherein the material comprises graphene. Previously presented
The system of claim 35, wherein: the predetermined wavelength is outside the visible light spectrum; and the reader interprets the reflected radiation to recognize the pattern as variations in an amount of energy of the predetermined wavelength reflected through the object label. Previously presented
Canceled
Layer stacks claimed or described, ordered top of device to substrate.
object label (claim 21) — visible-transparent, non-visible absorbing
object label (claim 28) — unique identifier, area < 1000 µm²
labeling system (claim 35) — label + interrogator + reader
Materials described outside the worked examples.
layered material (transparent in visible, absorbs outside visible)
graphene
C
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Thickness | ≤ 5 nm | — |