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, 1994
Filed:
Aug. 20, 1992
Applicant:
Inventors:
Joseph T Szczepanski, Waconia, MN (US);
Thomas M Aune, Mound, MN (US);
Henry J Schneider, Chino, CA (US);
Assignee:
Osmonics, Inc., Minnetonka, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
2104971 ; 210505 ; 2641 / ;
Abstract
A depth filter formed of a plurality of substantially continuous intertwined filaments including a central support zone formed of support filaments having a first diameter and a filter zone formed of filtration filaments having filaments of a second diameter in which the diameters are different or the filaments are constructed of different materials. The invention also relates to an apparatus and a method for making such a depth filter element.
Quick Actions:
Szczepanski, Joseph. (1994). Depth filter cartridge and method and apparatus for making same (U.S. Patent No. 5340479). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5340479
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile