Smoke filter
Description
The broken lines shown in the drawings illustrate portions of the smoke filter that form no part of the claimed design.
Claims
The ornamental design for a smoke filter, as shown and described.
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Patent History
Patent number: D684314
Type: Grant
Filed: Sep 7, 2012
Date of Patent: Jun 11, 2013
Inventor: Ngoc Mai (San Jose, CA)
Primary Examiner: Kevin Rudzinski
Application Number: 29/431,410
Type: Grant
Filed: Sep 7, 2012
Date of Patent: Jun 11, 2013
Inventor: Ngoc Mai (San Jose, CA)
Primary Examiner: Kevin Rudzinski
Application Number: 29/431,410
Classifications
Current U.S. Class:
Element, Attachment Or Accessory Not Elsewhere Specified (D27/194)