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:
May. 10, 2016
Filed:
Feb. 10, 2009
Applicant:
Richard Charles Alexander Pitwon, Fareham, GB;
Inventor:
Richard Charles Alexander Pitwon, Fareham, GB;
Assignee:
Xyratex Technology Limited, Havant, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29D 11/00 (2006.01); G02B 6/122 (2006.01); G02B 6/138 (2006.01); G02B 6/12 (2006.01);
U.S. Cl.
CPC ...
B29D 11/00682 (2013.01); G02B 6/1221 (2013.01); G02B 6/1228 (2013.01); G02B 6/138 (2013.01); G02B 2006/121 (2013.01); G02B 2006/12069 (2013.01);
Abstract
A method of making a waveguide, the method including depositing discrete units of optical core material in a pattern of the waveguide, and controlling the refractive index of the discrete units such that the refractive index of the waveguide varies along its length.