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:
Nov. 26, 1985
Filed:
Jan. 14, 1985
Applicant:
Inventor:
Donald L Christman, Grosse Ile, MI (US);
Assignee:
BASF Wyandotte Corporation, Wyandotte, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
521167 ; 521914 ;
Abstract
The invention relates to rigid polyurethane foams prepared by reacting a polyether polyol other than one derived from an alkanolamine, an alkylene oxide adduct of an alkanolamine, catalyst and blowing agent, and an organic polyisocyanate. The compositions are useful as insulation.
Quick Actions:
Christman, Donald. (1985). Rigid polyurethane foams employing alkylene oxide adducts of (U.S. Patent No. 4555531). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4555531
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile