Outlet filter for waste water treatment tank
Description
FIG. 1 is a perspective view of the filter made in accordance with the present invention;
FIG. 2 is a top view of the filter of FIG. 1;
FIG. 3 is one side view of the filter of FIG. 1, the opposed side view being a mirror image of the one side view;
FIG. 4 is a front view of the filter of FIG. 1; and,
FIG. 5 is a back view of the filter of FIG. 1.
Referenced Cited
U.S. Patent Documents
| D250124 | October 31, 1978 | Glaspie et al. |
| 2824728 | February 1958 | Crawford |
| 2900084 | August 1959 | Zabel |
| 3332552 | July 1967 | Zabel |
| 4439323 | March 27, 1984 | Ball |
| 4710295 | December 1, 1987 | Zabel |
| 5221470 | June 22, 1993 | McKinney |
| 5382357 | January 17, 1995 | Nurse |
| 5413706 | May 9, 1995 | Graves |
| 5449453 | September 12, 1995 | Tang |
| 5516687 | May 14, 1996 | Perez et al. |
| 5582716 | December 10, 1996 | Nurse |
Patent History
Patent number: D386241
Type: Grant
Filed: Aug 19, 1996
Date of Patent: Nov 11, 1997
Inventor: Harry L. Nurse, Jr. (Louisville, KY)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Robin V. Taylor
Attorney: Middleton & Reutlinger
Application Number: 0/58,593
Type: Grant
Filed: Aug 19, 1996
Date of Patent: Nov 11, 1997
Inventor: Harry L. Nurse, Jr. (Louisville, KY)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Robin V. Taylor
Attorney: Middleton & Reutlinger
Application Number: 0/58,593
Classifications