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:
Dec. 31, 1991
Filed:
Apr. 09, 1990
Applicant:
Inventors:
Koichiroh Katoh, Abiko, JP;
Tatasuyuki Mitsuno, Ichihara, JP;
Hideo Shinonaga, Chiba, JP;
Akio Daimon, Ichihara, JP;
Assignees:
Director-General of Agency of Industrial Science and Technology, both of, JP;
Sumitomo Chemical Co., Ltd., both of, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
427 541 ; 427307 ; 427322 ; 427444 ; 264 22 ;
Abstract
A shaped body formed of a polypropylene resin is surface-treated by a method which includes the steps of: