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:
Feb. 09, 2021
Filed:
Oct. 04, 2017
Applicant:
Enchroma, Inc., Berkeley, CA (US);
Inventor:
Andrew Schmeder, Richmond, CA (US);
Assignee:
EnChroma, Inc., Berkley, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 3/06 (2006.01); A61H 5/00 (2006.01); G02C 7/10 (2006.01);
U.S. Cl.
CPC ...
A61B 3/066 (2013.01); A61H 5/00 (2013.01); A61H 2201/0188 (2013.01); A61H 2201/1604 (2013.01); A61H 2201/5007 (2013.01); A61H 2201/5025 (2013.01); A61H 2201/5092 (2013.01); A61H 2201/5094 (2013.01); A61H 2201/5097 (2013.01); A61H 2205/024 (2013.01); G02C 7/104 (2013.01);
Abstract
The invention generally relates to devices that demonstrate the function of ophthalmic lenses that modify human color perception and to methods and devices that simulate color vision deficiency or color blindness.