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. 23, 1988
Filed:
Oct. 30, 1987
Applicant:
Inventors:
Edward C Homonoff, Windham, CT (US);
Clarke A Rodman, East Providence, RI (US);
Assignee:
Allied-Signal Inc., Morristown, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55524 ; 55528 ; 428283 ;
Abstract
Filtering media consist of formable air laid batting comprising a thermoplastic or thermosetting binder resin and a fiber mixture comprising coarse fibers, such as wood pulp and man-made fibers, having a diameter of at least 20 microns, and fiberglass or other fibers having a diameter of less than about 3 microns.