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. 06, 1989
Filed:
Mar. 14, 1988
Applicant:
Inventors:
Karl F Mueller, New York, NY (US);
Paul Harisiades, Hastings-on-Hudson, NY (US);
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ; C08F / ;
U.S. Cl.
CPC ...
526279 ; 522 99 ; 522 97 ;
Abstract
New polysiloxanes are described which bear at least three vinyl groups. Such polyvinyl polysiloxanes are useful as heat or UV curing resins with high cross link density and are especially useful as coatings and in the manufacture of contact lens materials.