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:
Sep. 06, 1994
Filed:
Dec. 17, 1992
Applicant:
Inventors:
Werner Siol, Darmstadt-Eberstadt, DE;
Ulrich Terbrack, Reinheim, DE;
Assignee:
Rohm GmbH Chemische Fabrik, Darmstadt, DE;
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ; C08F / ; C08F / ; C08F / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
525309 ; 525297 ; 525305 ; 525310 ; 525479 ; 428 357 ; 428515 ;
Abstract
The invention relates to a heat-sealable plastic film PF with an at least two-stage construction ranging in thickness up to 400 micrometer, that is suitable for tightly sealing plastic containers, comprising: