The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 30, 2022

Filed:

Apr. 13, 2018
Applicant:

Hewlett-packard Development Company, L.p., Spring, TX (US);

Inventors:

Fred Charles Thomas, III, Fort Collins, CO (US);

Derek Lukasik, Fort Collins, CO (US);

Guy Adams, Bristol, GB;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/03 (2006.01); G06F 3/0354 (2013.01); G06F 3/038 (2013.01);
U.S. Cl.
CPC ...
G06F 3/0317 (2013.01); G06F 3/0383 (2013.01); G06F 3/0386 (2013.01); G06F 3/03542 (2013.01);
Abstract

A surface including: multiple data pages, wherein each data page includes: multiple optically detectable marks indicating boundaries of the data page; and an array of data cells, wherein a location of an optically detectable mark in a data cell of the array of data cells encodes information and adjacent data pages use different encoding patterns such that an encoded value would be represented by a first pattern of marks on a first data page and the same encoded value would be represented by a second, different pattern of marks on a second data page.


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