Duct for a toilet bowl ventilation system
Willis September 8, 1
U.S. patent number D398,049 [Application Number D/064,374] was granted by the patent office on 1998-09-08 for duct for a toilet bowl ventilation system. Invention is credited to Jerry F. Willis.
| United States Patent | D398,049 |
| Willis | September 8, 1998 |
Duct for a toilet bowl ventilation system
Claims
The ornamental design for a duct for a toilet bowl ventilation system, as shown and described.
| Inventors: | Willis; Jerry F. (Houston, TX) |
|---|---|
| Appl. No.: | D/064,374 |
| Filed: | December 30, 1996 |
Related U.S. Patent Documents
| Application Number | Filing Date | Patent Number | Issue Date | ||
|---|---|---|---|---|---|
| 51509 | Mar 12, 1996 | ||||
| Current U.S. Class: | D23/393 |
| Current International Class: | 2399 |
| Field of Search: | ;D23/393,370,373,386,371 ;110/189 ;4/213 |
References Cited [Referenced By]
U.S. Patent Documents
| D269117 | May 1983 | Sherrard |
| D271329 | November 1983 | Welsh |
| D307568 | May 1990 | Lopez |
| 3153794 | October 1964 | Hill |
| 3849808 | November 1974 | Olson et al. |
Attorney, Agent or Firm: Roddy; Kenneth A.
Description
FIG. 1 is a perspective view of a duct for a toilet bowl ventilation system showing my new design from the top, one end, and one side; and,
FIG. 2 is a perspective view thereof shown from the bottom, and end and side opposite that shown in FIG. 1.
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