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:
May. 04, 1976
Filed:
Oct. 30, 1974
Applicant:
Inventors:
Eiichi Yonemitsu, Kashiwa, JA;
Akitoshi Sugio, Omiya, JA;
Takanari Nawata, Tokyo, JA;
Masao Okabe, Tokyo, JA;
Masatsugu Matsunaga, Matsudo, JA;
Masaharu Kimura, Tokyo, JA;
Norio Sayama, Tokyo, JA;
Assignee:
Mitsubishi Gas Chemical Co., Inc., Tokyo, JA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
260873 ; 260 / ; 260 / ; 260874 ; 2608 / ; 260887 ;
Abstract
Polyphenylene ether resins are stabilized with a substituted dicarboxylic acid dihydrazide.