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. 29, 1997
Filed:
Sep. 05, 1995
Applicant:
Inventors:
Erich Penzel, Heidelberg, DE;
Hermann Seyffer, Heidelberg, DE;
Eberhard Beckmann, Neustadt, DE;
Norbert Sendhoff, Grunstadt, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428336 ; 4273884 ; 427391 ; 4273935 ; 427409 ; 427411 ; 4274121 ; 428458 ; 428461 ; 428480 ; 428481 ; 428511 ;
Abstract
Packaging materials are produced by a process which comprises coating substrates suitable for packaging with an aqueous solution or emulsion which contains a copolymer A) composed of
Penzel, Erich. (1997). Packaging materials having barrier properties against oxygen (U.S. Patent No. 5624748). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5624748
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile