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:
Sep. 14, 1999
Filed:
Oct. 03, 1994
Applicant:
Inventor:
Douglas F Hopson, Union City, PA (US);
Assignee:
Snap-Tite, Inc., Union City, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55482 ; 55502 ; 55503 ; 55525 ; 137545 ; 210446 ; 210448 ; 210451 ; 210452 ;
Abstract
A coupling is provided having filters in the coupler and/or the nipple members. The coupler filter resides in the inlet to the coupler and the nipple filter resides in the inlet to the nipple member. The coupler and the nipple filters are easily replace due to their locations and the means employment to secure them in place. The coupler and the nipple filters are strength stainless steel filters having pores in the range of to 250 microns.