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. 08, 1982
Filed:
Apr. 25, 1980
Applicant:
Inventor:
Thomas H Allen, Santa Rosa, CA (US);
Assignee:
Optical Coating Laboratory, Inc., Santa Rosa, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ; G02B / ;
U.S. Cl.
CPC ...
428336 ; 428480 ; 428696 ; 428701 ; 427164 ; 4272071 ; 4274192 ; 4274198 ; 350166 ;
Abstract
A flexible polymer substrate coated with an aluminum oxide thin film of an optimum adherent thickness of at least about 170 nanometers, with a final optical coating of preselected design formed on the aluminum oxide film.