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:
Mar. 14, 1989
Filed:
Sep. 11, 1987
Applicant:
Inventor:
Saul C Sterman, Jerusalem, IL;
Assignee:
Med Optics Corp., Panama, PA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41F / ;
U.S. Cl.
CPC ...
101170 ; 101 44 ; 8507 ; 351177 ;
Abstract
A method for tinting contact lenses which comprises the following steps: providing contact lenses, at least one transfer-pad printer, including a suitable ink of the desired tint, and at least one printing block carrying an iris pattern, attaching the contact lenses to lens mounts, aligning the mounted lens with the pad of the transfer-pad printer, inking the printing block, causing the pad to pick up the iris pattern from the inked block, and causing the pad to make contact with the mounted lens, thereby transferring the iris pattern as picked up from the block to the mounted contact lens. A system for tinting contact lenses is also provided.