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:
Nov. 17, 1992
Filed:
Mar. 25, 1991
Applicant:
Inventors:
Hartmut E Brueschke, Nubloch, DE;
Guenter F Tuesel, Bad Homburg, DE;
Guido Ellinghorst, Overrath, DE;
Axel Niemoeller, Colonge, DE;
Assignee:
Deutsche Carbone AG, , DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08J / ;
U.S. Cl.
CPC ...
522116 ; 522118 ; 522120 ; 522124 ; 522149 ; 210640 ;
Brueschke, Hartmut. (1992). Polymer having a betaine structure, solution diffusion membrane, process (U.S. Patent No. 5164424). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5164424
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile