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:
Aug. 01, 1995
Filed:
Aug. 10, 1993
Applicant:
Inventors:
John R Fritsch, Corpus Christi, TX (US);
Olan S Fruchey, Corpus Christi, TX (US);
Debasish Kuila, Corpus Christi, TX (US);
George Kvakovszky, Corpus Christi, TX (US);
Mark A Murphy, Corpus Christi, TX (US);
Michael T Sheehan, Corpus Christi, TX (US);
James R Sounik, Corpus Christi, TX (US);
Richard Vicari, Corpus Christi, TX (US);
Assignee:
Hoechst Celanese Corp., Somerville, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C08F / ; C08K / ;
U.S. Cl.
CPC ...
546240 ; 548260 ; 548257 ; 548258 ; 548259 ; 548261 ; 562 74 ; 568337 ; 568720 ;
Abstract
Compounds useful as polymer stabilizers which are polymerizable into condensation polymer systems are disclosed and claimed. A particularly preferred embodiment is 1-(3'-(benzotriazol-2'-yl)-4'-hydroxyphenyl)-1,1-bis(4-hydroxyphenyl)ethan e.