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:
Jun. 05, 2018
Filed:
May. 13, 2016
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 1/04 (2006.01); B29D 11/00 (2006.01); G02B 27/00 (2006.01); B29C 45/16 (2006.01); B29K 33/00 (2006.01); B29C 45/27 (2006.01); B29K 25/00 (2006.01); B29K 69/00 (2006.01);
U.S. Cl.
CPC ...
G02B 1/041 (2013.01); B29C 45/16 (2013.01); B29D 11/00048 (2013.01); B29D 11/0073 (2013.01); G02B 27/00 (2013.01); B29C 45/1676 (2013.01); B29C 45/2708 (2013.01); B29K 2025/06 (2013.01); B29K 2033/12 (2013.01); B29K 2069/00 (2013.01); B29K 2995/007 (2013.01); B29K 2995/0069 (2013.01); Y10T 428/24521 (2015.01); Y10T 428/24983 (2015.01);
Abstract
A plastic optical component includes a base member made of a first plastic, and a covering member disposed over a surface of the plastic member. The covering member is made of a second plastic. The water absorption of the first plastic is lower than the water absorption of the second plastic.