Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Design Patent
1998-02-18
2002-12-24
Lichtenstein, Lisa (Department: 2911)
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
Design Patent
active
D0467653
CLAIM:
The ornamental design for an air filter housing, as shown and described.
REFERENCES:
patent: 4792345 (1988-12-01), Abe et al.
patent: D342568 (1993-12-01), Rose
patent: 5332425 (1994-07-01), Huang
patent: D371192 (1996-06-01), Putro
Daws William R.
Nakamura Kazunobu
Scott Robin
Knobbe Martens Olson & Bear LLP
Lichtenstein Lisa
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