|
The ornamental design for a combined filter housing and filters for sewage, as shown and described. |
FIG. 1 is a top, front perspective view of a combined filter housing and filters for sewage showing my new design;
FIG. 2 is a bottom plan view thereof;
FIG. 3 is a cross-sectional view thereof, taken on line 3--3 of FIG. 1;
FIG. 4 is a top plan view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a top, front perspective view of a second embodiment thereof;
FIG. 7 is a bottom plan view thereof;
FIG. 8 is a cross sectional view thereof, taken on line 8--8 of FIG. 6;
FIG. 9 is a top plan view thereof; and
FIG. 10 is a rear elevational view thereof.
The texture on the filters is shown partially for ease of illustration.
Patent | Priority | Assignee | Title |
10625185, | Mar 01 2019 | Precision Dewatering, LLC | Portable filtration apparatus, systems and methods |
D954898, | Feb 28 2020 | New Pig Corporation | Oil absorbent skimmer |
Patent | Priority | Assignee | Title |
1165741, | |||
1585418, | |||
3204391, | |||
3301401, | |||
3317047, | |||
4419232, | Oct 01 1981 | SKANSKA PREFAB AB | Filtering and collecting device for water drains |
4448686, | Nov 04 1982 | Oil Process Systems, Inc. | Filter bag with integral agitator |
4871454, | Jun 27 1988 | INTERA, INC A CORP OF TEXAS | Portable dumpster slurry separating system |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Apr 11 1989 | Copa Products Limited | (assignment on the face of the patent) | / | |||
May 09 1989 | FROUD, DAVID P | PIPELINE EQUIPMENT LTD , A CORP OF ENGLAND | ASSIGNMENT OF ASSIGNORS INTEREST | 005194 | /0581 | |
Feb 08 1991 | PIPELINE EQUIPMENT LIMITED | Copa Products Limited | CHANGE OF NAME SEE DOCUMENT FOR DETAILS EFFECTIVE ON 06 02 1980 | 005717 | /0452 |
Date | Maintenance Fee Events |
Date | Maintenance Schedule |