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:
Jul. 26, 1977
Filed:
Sep. 24, 1976
Applicant:
Inventors:
Robert J Dusza, Southbridge, MA (US);
Joseph W Kantorski, Southbridge, MA (US);
Assignee:
American Optical Corporation, Southbridge, MA (US);
Primary Examiner:
Int. Cl.
CPC ...
B29C / ; B29D / ; B29C / ;
U.S. Cl.
CPC ...
425388 ; 4254 / ; 425808 ; 425389 ; 249112 ;
Abstract
A mold for forming lens blanks to meniscus shapes under applied heat and a force created by partial vacuum. A cupped lens shaping surface in the mold is cushioned and covered with a synthetic fabric for effecting exceptional accuracy in lens blank conformance to shaping surface curvature, optimum surface smoothness and quick release upon completion of a forming cycle.
Dusza, Robert. (1977). Lens mold (U.S. Patent No. 4038014). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4038014
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile