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:
Jun. 13, 1995
Filed:
Feb. 01, 1994
Applicant:
Inventors:
Kwang U Kim, Seoul, KR;
Tae S Park, Seoul, KR;
Seung S Hwang, Seoul, KR;
Jong C Lee, Seoul, KR;
Moo S Lee, Kyonggi-do, KR;
Seong M Cheong, Seoul, KR;
Assignee:
Korea Institute of Science and Technology, Seoul, KR;
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ;
U.S. Cl.
CPC ...
554226 ; 554 42 ; 554 43 ; 554 44 ; 554223 ; 554224 ; 554225 ; 526245 ; 526279 ; 523108 ; 5253262 ;
Abstract
This specification provides a polymeric material useful for manufacturing contact lenses having improved oxygen permeability. The contact lenses prepared from the polymeric material of the invention show improved hydrophilicity and enhanced oxygen permeability as compared with that made of the conventional fluoroalkyl-containing polymeric materials.