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:
Aug. 20, 2002
Filed:
Mar. 03, 2000
Applicant:
Inventor:
John Jeffrey, Blackburn, GB;
Assignee:
Voith Fabrics Heidenheim GmbH & Co. KG, Heidenheim, DE;
Primary Examiner:
Int. Cl.
CPC ...
D21F 7/08 ;
U.S. Cl.
CPC ...
D21F 7/08 ;
Abstract
Papermachine clothing comprises a base fabric comprising at least two superimposed perforated non-woven membranes ( ), the upper or paper side one of which ( ), has a lower maximum creep modulus and is less hard than the lower or machine side membrane ( ).