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:
Apr. 04, 2023
Filed:
Aug. 03, 2020
Applicant:
Hose, Llc, Huntsville, AL (US);
Inventor:
Mark D. Hose, Huntsville, AL (US);
Assignee:
Hose, LLC, Huntsville, AL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02C 7/10 (2006.01); G02B 5/22 (2006.01);
U.S. Cl.
CPC ...
G02C 7/104 (2013.01); G02B 5/226 (2013.01); G02C 7/108 (2013.01);
Abstract
An optical filtering apparatus fashioned as a pair of glasses; that enhance the contrast and visibility of objects with specified colors. A set of distinct attenuations are combined to produce an optical filter that promotes a specified color.