| Patent Number |
Title Of Patent |
Date Issued |
| D322836 |
Top cap of a quick-change filter cartridge |
December 31, 1991 |
|
| D321394 |
Quick-change filter cartridge |
November 5, 1991 |
|
| D317040 |
Combined quick-change filter cartridge and head |
May 21, 1991 |
|
| D315013 |
Head for a quick-change filter cartridge |
February 26, 1991 |
|
| D314809 |
Head for a quick-change filter cartridge |
February 19, 1991 |
|
| D313832 |
Combined quick-change filter cartridge and head |
January 15, 1991 |
|
| D306755 |
Head for a quick-change filter cartridge |
March 20, 1990 |
|
| D306754 |
Combined quick-change filter cartridge and head |
March 20, 1990 |
|
| 5126043 |
Radial and axial flow filter device |
June 30, 1992 |
| A filter device for use in a domestic or office water supply system is provided. The device includes a container having an enclosed cavity, and includes a filter unit disposed in the cavity. The device is a two-stage device having a first radial flow filter subassembly and a second axial |
| 4948505 |
Quick-change filter cartridge and head therefor |
August 14, 1990 |
| A filtering device includes a head intended to be permanently installed in a fluid dispensing machine and a disposable canister therefor. A central chamber is formed in the head which chamber is in communication with an inlet port and an outlet port for receiving an unfiltered liquid and |
| 4877521 |
Quick-change filter cartridge and head therefor |
October 31, 1989 |
| A filtering device includes a head intended to be permanently installed in a fluid dispensing machine and a disposable canister therefor. A central chamber is formed in the head which chamber is in communication with an inlet port and an outlet port for receiving an unfiltered liquid and |
| 4735716 |
Quick-change filter cartridge and head therefor |
April 5, 1988 |
| A filtering device includes a head intended to be permanently installed in a fluid dispensing machine and a disposable canister therefor. A central chamber is formed in the head which chamber is in communication with an inlet port and an outlet port for receiving an unfiltered liquid and |