Vent cover

Details Vent cover Vent cover

2007-09-04

2007-09-04

Zarfas, Louis (Department: 2914)

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Element or attachment, not elsewhere specified

Design Patent

active

29242992

CLAIM:
The ornamental design for a vent cover, as shown and described.

REFERENCES:
patent: 580515 (1897-04-01), Weeden
patent: 674360 (1901-05-01), Le Count
patent: 1683548 (1928-09-01), Hughey
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patent: D257283 (1980-10-01), Roberts
patent: 4442643 (1984-04-01), Stadheim
patent: 5080007 (1992-01-01), Maheu
patent: 5979505 (1999-11-01), Drechsel
patent: 6163960 (2000-12-01), Poitras
patent: 2003/0110554 (2003-06-01), Hernandez

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