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. 27, 2002
Filed:
Dec. 09, 1998
Applicant:
Inventors:
Richard Guerin, Ronfeugerai, FR;
Claude Legrand, Conde sur Noireau, FR;
Assignee:
Valeo, Paris Cedex, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 3/916 ; B01D 3/920 ;
U.S. Cl.
CPC ...
B01D 3/916 ; B01D 3/920 ;
Abstract
Disclosed is a process for manufacturing a filtration device. The process includes a fibre carding procedure which forms a web. The filtration device in accordance with the invention takes the form of a web having a single layer lap.
Guerin, Richard. (2002). Filtration device and process for its manufacture (U.S. Patent No. 6440192). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6440192
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile