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:
Mar. 20, 2012
Filed:
Apr. 14, 2009
Yun Fang, Kirkland, WA (US);
David Michael Morelock, San Clemente, CA (US);
Prafulla Masalkar, Issaquah, WA (US);
Yun Fang, Kirkland, WA (US);
David Michael Morelock, San Clemente, CA (US);
Prafulla Masalkar, Issaquah, WA (US);
Microsoft Corporation, Redmond, WA (US);
Abstract
A vessel comprising a fluid-confining surface, a basal surface disposed below the fluid-confining surface, and a light guide. The light guide includes a first window partly defining the basal surface and a second window partly defining the fluid-confining surface, where the second window is disposed above a lowest region of the fluid-confining surface. In other embodiments, an isolating structure is provided that substantially surrounds the light guide between the first and second windows.