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. 07, 2020
Filed:
Mar. 12, 2019
Applicant:
Rockley Photonics Limited, London, GB;
Inventors:
Yi Zhang, Pasadena, CA (US);
Aaron John Zilkie, Pasadena, CA (US);
Haydn Frederick Jones, Reading, GB;
Adam Scofield, Los Angeles, CA (US);
Assignee:
Rockley Photonics Limited, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/77 (2006.01); G02B 6/122 (2006.01); G02B 6/136 (2006.01); G02B 6/12 (2006.01);
U.S. Cl.
CPC ...
G01N 21/7703 (2013.01); G02B 6/1225 (2013.01); G02B 6/136 (2013.01); G01N 21/774 (2013.01); G01N 21/7746 (2013.01); G01N 2021/7726 (2013.01); G01N 2021/7776 (2013.01); G01N 2021/7779 (2013.01); G01N 2021/7783 (2013.01); G01N 2021/7789 (2013.01); G02B 6/12004 (2013.01); G02B 2006/1213 (2013.01); G02B 2006/12061 (2013.01); G02B 2006/12138 (2013.01); G02B 2006/12176 (2013.01);
Abstract
A chemical sensor, including a porous optical waveguide. The loss or index of refraction, or both, of the porous waveguide is affected by the presence of one or more chemicals of interest.