US Patent No: 8,215,565
Number of patents in Portfolio can not be more than 2000
Apparatus and method for securement of two-dimensional bar codes with geometric symbology
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Jul 10, 2012
Issued date -
Mar 28, 2010
filing date -
12/748,450
serial no -
In Force
status
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Abstract
An apparatus and method are disclosed for tamper-proofing two-dimensional, optical, computer readable bar codes, including QR Codes. QR Codes, like traditional bar codes, contain computer readable content not cognizable by the human mind. The present invention teaches means of securing this content from would-be thieves and forgers motivated to overlay authorized, original content with unauthorized, replacement content.
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First Claim
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International Classification(s)
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Cited Art
| Patent Info | (Count) | # Cites | Year |
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| 2010/0246,984 Animated Image Code, Apparatus for Generating/Decoding Animated Image Code, and Method Thereof | 1 | 2006 | |
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| 2007/0278,316 Concentric-ring circular bar code | 1 | 2007 | |
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| 2009/0244,656 VOUCHER DATA MANAGEMENT SYSTEM AND METHOD FOR CONTROLLING VOUCHER DATA MANAGEMENT SYSTEM | 1 | 2009 | |
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| 2007/0187,208 Lock structure | 2 | 2006 | |
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