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:
Jul. 01, 2014
Filed:
Jul. 05, 2011
Applicants:
Liying Chen, Redmond, WA (US);
Timothy Large, Bellevue, WA (US);
Neil Emerton, Redmond, WA (US);
Adrian Travis, Seattle, WA (US);
Inventors:
Liying Chen, Redmond, WA (US);
Timothy Large, Bellevue, WA (US);
Neil Emerton, Redmond, WA (US);
Adrian Travis, Seattle, WA (US);
Assignee:
Microsoft Corporation, Redmond, WA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G02B 23/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A transmission optic having a transparent sheet with opposing front and back faces and an end face adjacent the front and back faces. The separation between the back face and a nearest point on the front face varies as a conic function of distance along the front face from that point to the end face.