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. 24, 1979
Filed:
Jun. 02, 1977
Applicant:
Inventors:
Peter L Ashcroft, Runcorn, GB;
John Crosby, Runcorn, GB;
Assignee:
Imperial Chemical Industries Limited, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ; C08G / ;
U.S. Cl.
CPC ...
260 / ; 2604 / ; 528 48 ; 528 50 ; 528 58 ; 528 74 ; 528 75 ; 528 83 ;
Abstract
Improved elastomers are made by cross-linking a polyurethane through double bonds derived from a diisocyanato bicyclo octene used together with a linear prepolymer to make the polyurethane.