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. 26, 1988
Filed:
Dec. 03, 1986
Applicant:
Inventors:
Albert Greutert, Sachseln, CH;
Ruedi Gasser, Lucerne, CH;
Assignee:
Maxs AG, Sachseln, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210474 ; 21049701 ; 2104973 ; 210498 ; 210499 ; 55525 ;
Abstract
A metal filter foil has elongated slits forming the filter openings. The slits are arranged in a plurality of groups. In each group the slits are parallel to one another, and the slits of different groups form an angle with one another.
Quick Actions:
Greutert, Albert. (1988). Metal filter foil (U.S. Patent No. 4740303). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4740303
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