Wind assisted RV holding tank vent

Transportation – Trailer or trailer body – Element or attachment

Design Patent

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Design Patent

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29252808

CLAIM:
The ornamental design for an wind assisted RV holding tank vent, as shown and described.

REFERENCES:
patent: 2728921 (1956-01-01), Dorko
patent: 3192539 (1965-07-01), Martz
patent: 3230552 (1966-01-01), Schulz
patent: 3551916 (1971-01-01), Ried
patent: 3776383 (1973-12-01), Hargraves
patent: 3981323 (1976-09-01), Watson
patent: 4615263 (1986-10-01), Titterud
patent: D316595 (1991-04-01), Sauber
patent: D330588 (1992-10-01), Lindeen
patent: D365873 (1996-01-01), Van Belle
patent: D376007 (1996-11-01), Thomas
patent: D389564 (1998-01-01), Owusu
patent: D428130 (2000-07-01), Zirk
patent: 6189161 (2001-02-01), Rijn et al.
patent: D453823 (2002-02-01), Wagner
patent: D456889 (2002-05-01), Rossman
patent: 6468147 (2002-10-01), Thomas
Ref. No. 1, RV-360 Rotating Vent/Odor Extractor, RV-360 website (www.RV-360.com), Dec. 27, 2005.
Ref. No. 2, Vac-U- Jet RV Roof Vent, PPL Motor Homes website (www.pplmotorhomes.com), Dec. 27, 2005.

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