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. 16, 1991
Filed:
Nov. 07, 1989
Applicant:
Inventors:
Akio Suzuki, Gunma, JP;
Hirofumi Kishita, Annaka, JP;
Shigehisa Sonegawa, Annaka, JP;
Masaaki Matumura, Annaka, JP;
Takeshi Hoashimoto, Annaka, JP;
Assignee:
Shin-Etsu Chemical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02C / ; G02C / ; G02C / ;
U.S. Cl.
CPC ...
351 41 ; 351132 ; 351139 ; 351122 ;
Abstract
An eyeglass member, typically a nose pad or a temple end piece, which maintains its aesthetic appearance and close fit over long periods of service. The member has a cured coating of a fluorine-containing silicone on its surface or is made of a fluorine-containing silicone.