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. 16, 1980
Filed:
Mar. 15, 1979
Applicant:
Inventor:
Charles W Neefe, Big Spring, TX (US);
Assignee:
Neefe Optical Laboratory, Big Spring, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29D / ;
U.S. Cl.
CPC ...
264-1 ; 5128 / ; 82 11 ; 82 18 ;
Abstract
A method of making bifocal contact lenses by cutting the distant power on a lathe having an off center rotation to produce a prism lens, removing the lens from the lathe, coating the lens surface with a protective polymer and replacing the lens on a lathe and cutting the near power segment, polishing the near optical segment before removing the protective polymer and means of stabilizing the lens on the eye.