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:
Dec. 02, 2014
Filed:
May. 10, 2011
Applicant:
Matthew B. Prince, San Francisco, CA (US);
Inventor:
Matthew B. Prince, San Francisco, CA (US);
Assignee:
Unspam, LLC, Park City, UT (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 21/20 (2006.01); G06F 15/16 (2006.01); H04M 3/38 (2006.01); H04L 12/58 (2006.01);
U.S. Cl.
CPC ...
H04L 12/585 (2013.01); H04M 3/38 (2013.01); H04L 51/12 (2013.01);
Abstract
A method and apparatus for a non-revealing do-not-contact list system in which a do-not-contact list of one-way hashed consumer contact information is provided to a set of one or more entities. The set of entities determine whether certain consumers wish to be contacted with the do-not-contact list without discovering actual consumer contact information.