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:
Mar. 14, 1989
Filed:
Oct. 02, 1987
Applicant:
Inventors:
Karl-Ludwig Hoffmann, Frankfurt am Main, DE;
Gunter Eiden, Frankfurt am Main, DE;
Eugen Morach, Liederbach, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
264169 ; 264564 ; 264130 ; 264131 ; 264337 ; 425461 ; 425467 ;
Abstract
On extrusion of thermoplastic melts, flow anomalies occurring in the extrusion dies can be decisively reduced when dies are used whose surfaces coming into contact with the melts are provided with a thermally applied spray coating.
Quick Actions:
Hoffmann, Karl-Ludwig. (1989). Process for extruding a thermoplastic melt (U.S. Patent No. 4812267). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4812267
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile