AUTHENTICATION AND ANTICOUNTERFEITING METHODS AND DEVICES
First Claim
Patent Images
1. A method for identifying, authenticating, and/or attributing information to an object, the method comprising the steps of:
- reading a marking formed in or on a surface of an object;
comparing the marking to a marking feature of a stamp or mold that would have been used to legitimately mark the object, the marking feature of the stamp or mold including at least one identifying defect that is unique to the stamp or mold; and
determining whether the marking in or on the surface of the object includes a corresponding feature including the at least one identifying defect to identify, authenticate, and/or attribute information to the object.
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Accused Products
Abstract
Methods and devices for marking objects include the use of a dimensionally hierarchical series of submicron sized features to emboss, mold, and/or print markings into objects. The markings may include security features, codes, numbers, symbols, signs and any combinations thereof. The markings may be used for identification, authentication or attribution of the item.
50 Citations
34 Claims
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1. A method for identifying, authenticating, and/or attributing information to an object, the method comprising the steps of:
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reading a marking formed in or on a surface of an object; comparing the marking to a marking feature of a stamp or mold that would have been used to legitimately mark the object, the marking feature of the stamp or mold including at least one identifying defect that is unique to the stamp or mold; and determining whether the marking in or on the surface of the object includes a corresponding feature including the at least one identifying defect to identify, authenticate, and/or attribute information to the object. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 28, 33, 34)
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15. A method for identifying, authenticating, and/or attributing information to an object, the method comprising the steps of:
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forming a stamp or mold including a marking feature, the marking feature including at least one identifying defect that is unique to the stamp or mold; and marking the object with the stamp or mold, wherein the marking formed in or on the surface of the object can be used to identify, authenticate, and/or attribute information to the object. - View Dependent Claims (16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27)
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29. A device for identifying, authenticating, and/or attributing information to an object, the device comprising:
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a surface including a marking feature, the marking feature including at least one identifying defect that is unique to the device, wherein a marking formed in or on the surface of the object marked with the device is used to identify, authenticate, and/or attribute information to the object. - View Dependent Claims (30, 31, 32)
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Specification