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:
Dec. 05, 1995
Filed:
Apr. 20, 1995
Applicant:
Inventors:
Raymond T Friel, East Meadow, NY (US);
Colin F Harwood, Glen Cove, NY (US);
Assignee:
Pall Corporation, East Hills, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
156 69 ; 156 735 ; 1563082 ; 1563099 ; 156322 ; 210450 ; 210496 ; 2104932 ; 21049701 ; 210232 ;
Abstract
Bonded end capped tubular or cylindrical filter elements are formed by fusing a fibrous mass of non-woven, intertwining, mechanically entangled, synthetic polymeric, microfibers possessing a temperature of dimensional heat instability and end caps formed from a dynamic vulcanizate comprising ethylene-propylene-diene-monomer (EPDM) rubber particles dispersed in a polypropylene matrix wherein the fused end capped filter exhibits minimal fiber pull back.