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:
Jul. 26, 1994
Filed:
Jul. 01, 1993
Applicant:
Inventors:
Yuan-Ming Tang, New Brighton, MN (US);
John C Kostecki, Cottage Grove, MN (US);
Eric G Graeve, Eagan, MN (US);
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
96153 ; 553853 ; 55467 ; 55514 ; 55521 ; 55523 ; 55524 ; 55DI / ;
Abstract
A self-supporting filter of adsorbent particles is provided by agglomerating the adsorbent particles with a thermoplastic binder and forming a self-supporting filter with a low pressure drop and high efficiency suitable for use as an automotive cabin filter.