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. 17, 1994
Filed:
Dec. 04, 1990
Applicant:
Inventors:
Kazuhiko Kurihara, Tokyo, JP;
Shigezou Kojima, Tokyo, JP;
Hiroshi Yazawa, Kunitachi, JP;
Toshikazu Oishi, Kawaguchi, JP;
Assignees:
Nippon Petrochemicals Co., Ltd., Tokyo, JP;
Polymer Processing Research Inst., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
156 624 ; 156 628 ; 156 736 ; 156167 ; 156181 ;