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:
Feb. 13, 1979
Filed:
Jul. 22, 1977
Applicant:
Inventors:
Siegfried Janocha, Wiesbaden-Biebrich, DE;
Manfred Unger, Schlangenbad, DE;
Klaus Hoheisel, Wiesbaden-Biebrich, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C08K / ;
U.S. Cl.
CPC ...
260 / ; 260D / ; 528274 ;
Abstract
Disclosed is a composition, comprising a calcium-containing polyethylene terephthalate polymer and from about 0.01 to 1% by weight of silica obtained by a pyrogenic process, as well as a method of producing same and improved shaped articles made from said composition.
Janocha, Siegfried. (1979). Polyethylene terephthalate composition and shaped articles (U.S. Patent No. 4139518). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4139518
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile