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.
Patent No.:
Date of Patent:
Aug. 04, 2020
Filed:
Aug. 17, 2005
Applicant:
Mark S. Dionne, Newton, MA (US);
Inventor:
Mark S. Dionne, Newton, MA (US);
Assignee:
Cambium Learning, Inc., Dallas, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/62 (2013.01); G06Q 20/12 (2012.01); G06F 3/02 (2006.01);
U.S. Cl.
CPC ...
G06F 21/62 (2013.01); G06Q 20/1235 (2013.01); G06F 3/021 (2013.01);
Abstract
Unlocking digital content embodied in digital readable form on a digital media carrier is described. Unlocking the digital content includes evaluating a code provided by a user scanning a tag attached to a printed, physical copy of the digital content; and if the code corresponds to an authorized code, unlocking the digital content.