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:
Sep. 10, 1985
Filed:
Feb. 02, 1984
Applicant:
Inventors:
Donald H Petcen, Colonial Heights, VA (US);
Robert I Sinclair, Mendham, NJ (US);
Assignee:
Coburn Optical Industries, Inc., Muskogee, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29D / ;
U.S. Cl.
CPC ...
264-11 ; 249112 ; 264316 ; 425808 ;
Abstract
Finished and semi-finished ophthalmic lenses are made by polymerizing the monomer while it is sealed in an oxygen-impermeable envelope.
Petcen, Donald. (1985). Method and apparatus for molding ophthalmic lenses (U.S. Patent No. 4540532). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4540532
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile