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:
Apr. 07, 1981
Filed:
Jan. 21, 1980
Applicant:
Inventor:
Teruo Miyata, Tokyo, JP;
Assignee:
Opticol Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ; C09H / ; G02C / ;
U.S. Cl.
CPC ...
3511 / ; 260117 ; 2601237 ; 435273 ;
Abstract
An improved collagen gel soft contact lens is prepared from an aldehyde-crosslinked, lens-shaped collagen gel containing a water-soluble, aliphatic, monomeric, polyhydroxy compound, e.g., glucose.
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Miyata, Teruo. (1981). Collagen gel contact lens and method of preparation (U.S. Patent No. 4260228). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4260228
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile