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:
Jun. 29, 1976
Filed:
Nov. 20, 1974
Applicant:
Inventors:
Masaru Uemura, Yokohama, JA;
Hitoshi Kuroki, Yokohama, JA;
Nobuhiro Echida, Yokohama, JA;
Yujiro Kosaka, Yokohama, JA;
Kanji Otomo, Yokohama, JA;
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16L / ; F16L / ;
U.S. Cl.
CPC ...
428 36 ; 428461 ; 428462 ; 428463 ; 428467 ; 428468 ; 428489 ;
Abstract
A coated metal pipe which comprises a pipe coated with a composition comprising 5-30 wt parts of ethylene-vinylacetate copolymer having a vinylacetate content of 15-40 wt% and a melt index of 1-1,000 g/10 min; 2-20 wt parts of low molecular weight oxidized polymer of polypropylene or propylene-ethylene copolymer; 5-40 wt parts of styrene butadiene copolymer; 5-50 wt parts of a tackifier and 10-80 wt parts of asphalt.
Uemura, Masaru. (1976). Coated metal pipe (U.S. Patent No. 3967020). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3967020
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile