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:
Apr. 28, 1992
Filed:
Jul. 05, 1990
Applicant:
Inventors:
Shigeru Nedzu, Shizuoka, JP;
Masaharu Watanabe, Shizuoka, JP;
Assignee:
Polyplastics Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
428 352 ; 428 355 ; 525439 ; 264563 ; 2641761 ;
Abstract
Heat-sealable films formed of a polybutylene terephthalate resin composition including between 50 to 95% by weight of a polybutylene terephthalate base resin having an intrinsic viscosity of 0.7 or greater, and between 5 to 50% by weight of a polycarbonate resin having an intrinsic viscosity of 0.4 or greater melt-blended with the polybutylene terephthalate base resin.
Nedzu, Shigeru. (1992). Heat-sealable polybutylene terephthalate film (U.S. Patent No. 5108806). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5108806
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile