Food preservation filter
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Description
FIG. 1 is a top perspective view of the food preservation filter;
FIG. 2 is a top view of the food preservation filter;
FIG. 3 is a front view of the food preservation filter;
FIG. 4 is a back view of the food preservation filter;
FIG. 5 is a bottom view of the food preservation filter;
FIG. 6 is a right side view of the food preservation filter; and,
FIG. 7 is a left side view of the food preservation filter.
Claims
The ornamental design for a food preservation filter, as shown and described.
Referenced Cited
U.S. Patent Documents
Patent History
Patent number: D478774
Type: Grant
Filed: Jul 31, 2002
Date of Patent: Aug 26, 2003
Assignee: Tilia International, Inc. (San Francisco, CA)
Inventors: Robert Wilk (Sierra Village, CA), Ross Heil (Walnut Creek, CA)
Primary Examiner: Terry A. Wallace
Attorney, Agent or Law Firm: Fliesler Dubb Meyer & Lovejoy LLP
Application Number: 29/164,799
Type: Grant
Filed: Jul 31, 2002
Date of Patent: Aug 26, 2003
Assignee: Tilia International, Inc. (San Francisco, CA)
Inventors: Robert Wilk (Sierra Village, CA), Ross Heil (Walnut Creek, CA)
Primary Examiner: Terry A. Wallace
Attorney, Agent or Law Firm: Fliesler Dubb Meyer & Lovejoy LLP
Application Number: 29/164,799
Classifications
Current U.S. Class:
D7/368
International Classification: 0701;
International Classification: 0701;