Patent
   D311947
Priority
Oct 01 1987
Filed
Mar 28 1988
Issued
Nov 06 1990
Expiry
Nov 06 2004
Assg.orig
Entity
unknown
5
6
n/a
The ornamental design for a filter cartridge for clarifying, sterilizing or concentrating fluid feedstock, as shown and described.

FIG. 1 is a perspective view showing a filter cartridge for clarifying, sterilizing or concentrating fluid feedstock showing our new design;

FIG. 2 is a side elevational view thereof, the other side being a mirror image;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof; and

FIG. 5 is a top plan view thereof, the rear view being a mirror image.

Kopp, Clinton V., Roberts, Dennis, Biltoft, Bruce G., White, Victor

Patent Priority Assignee Title
D419231, Jan 15 1999 RICHARD R ZITO R & D CORP High pressure liquid CO2 filter
D806206, Apr 06 2016 NIKKISO CO., LTD. Flowing water sterilization module
D859583, Oct 03 2017 ACUVA TECHNOLOGIES INC. Water disinfection unit
D860386, Oct 03 2017 ACUVA TECHNOLOGIES INC. Water disinfection unit
D920469, Nov 19 2018 ACUVA TECHNOLOGIES INC Water disinfection unit
Patent Priority Assignee Title
2537965,
4218313, May 23 1977 Extracorporeal Medical Specialties, Inc. Dialysis apparatus and technique
4312757, Aug 23 1978 Methods and means for circulating a dialysate
4416775, Dec 14 1981 STD Filter Company, Inc. In-line filter and cartridge therefor
AU217780,
GB2011274,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 09 1988KOPP, CLINTON V Memtec LimitedASSIGNMENT OF ASSIGNORS INTEREST 0053920305 pdf
Mar 09 1988ROBERTS, DENNISMemtec LimitedASSIGNMENT OF ASSIGNORS INTEREST 0053920305 pdf
Mar 09 1988BILTOFT, BRUCE G Memtec LimitedASSIGNMENT OF ASSIGNORS INTEREST 0053920305 pdf
Mar 09 1988WHITE, VICTORMemtec LimitedASSIGNMENT OF ASSIGNORS INTEREST 0053920305 pdf
Mar 28 1988Memtec Limited(assignment on the face of the patent)
Apr 24 1998MEMTEC LTDUSF FILTRATION LIMITEDCHANGE OF NAME SEE DOCUMENT FOR DETAILS 0147430812 pdf
Sep 29 2000USF FILTRATION LIMITEDUSF FILTRATION PTY LIMITEDCHANGE OF NAME SEE DOCUMENT FOR DETAILS 0147430839 pdf
May 10 2002USF FILTRATION PTY LIMITEDPALL FILTRATION AND SEPARATIONS PTY LIMITEDCHANGE OF NAME SEE DOCUMENT FOR DETAILS 0147430830 pdf
Jun 15 2004PALL FILTRATION AND SEPARATIONS PTY LIMITEDU S FILTER WASTEWATER GROUP, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0147340620 pdf
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