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:
Dec. 18, 2007
Filed:
Feb. 26, 2002
Applicants:
Steffen Kosack, Hassloch, DE;
Thomas Klenk, Eppelheim, DE;
Ulrich Liedtke, Laudenbach, DE;
Frank Schultz, Mannheim, DE;
Inventors:
Steffen Kosack, Hassloch, DE;
Thomas Klenk, Eppelheim, DE;
Ulrich Liedtke, Laudenbach, DE;
Frank Schultz, Mannheim, DE;
Assignee:
Carl Freudenberg KG, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01K 1/015 (2006.01); F16J 15/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A flat gasket made up of at least one layer of nonwoven fabric consisting of a sheet of asbestos-free fibers or fiber mixtures and impregnated with a polymer, the sealing element consisting of at least one polytetrafluoroethylene-impregnated nonwoven fabric.