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:
Jan. 03, 1989
Filed:
Jun. 12, 1986
Applicant:
Inventors:
Bengt Lindqvist, Upsala, SE;
Bjarne Hogstrom, Sjovde, SE;
Martin Sandberg, Upsala, SE;
Per I Nilsson, Tidaholm, SE;
Assignee:
Pharmacia AB, Upsala, SE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F / ; G02B / ; F21V / ;
U.S. Cl.
CPC ...
623-6 ; 252589 ; 523106 ;
Abstract
The invention is concerned with a UV absorbing plastics material to be used in intraocular lenses, said material having been produced by means of incorporating in the plastics monomer mixture, prior to the polymerization thereof, a combination of chromophores selected from two groups of substances.