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:
Dec. 30, 1986
Filed:
Jun. 03, 1983
Applicant:
Inventors:
Jon D Masso, Whitinsville, MA (US);
Donald D Carmelite, Shrewsbury, MA (US);
Assignee:
American Optical Corporation, Southbridge, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02C / ; B05D / ; B32B / ;
U.S. Cl.
CPC ...
351166 ; 351177 ; 427164 ; 428922 ;
Abstract
Organic polymeric plastic substrates of optical elements are made anti-static and abrasion-resistant by: applying a conductive layer to at least one surface of the plastic substrate; and overcoating the conductive layer with an abrasion-resistant layer.