Coffee filter
Description
Claims
The ornamental design for a coffee filter, as shown and described.
Referenced Cited
U.S. Patent Documents
1098873 | June 1914 | Mitchell |
2234397 | March 1941 | Bentz |
2835191 | May 1958 | Clurman |
3215060 | November 1965 | Perlov |
3285459 | November 1966 | Gahm |
3334574 | August 1967 | Douglas |
D219473 | December 1970 | Guhm |
D220203 | March 1971 | Guhm |
D220204 | March 1971 | Gahm |
D250804 | January 16, 1979 | Nilsson |
4205710 | June 3, 1980 | Dunicz |
D262681 | January 19, 1982 | Dawson |
D274115 | June 5, 1984 | Gavin et al. |
D278116 | March 26, 1985 | Gavin et al. |
4986172 | January 22, 1991 | Hunnicutt, Jr. |
D396603 | August 4, 1998 | Gasser |
6497818 | December 24, 2002 | Bunn |
D483225 | December 9, 2003 | Gain |
D521329 | May 23, 2006 | Bodum |
D544303 | June 12, 2007 | Strepkoff |
D550036 | September 4, 2007 | Holcomb et al. |
D564832 | March 25, 2008 | Bodum |
Patent History
Patent number: D642433
Type: Grant
Filed: May 25, 2010
Date of Patent: Aug 2, 2011
Inventor: Ronald Tuan (Nantou)
Primary Examiner: Marianne Pandozzi
Attorney: Charles E. Baxley
Application Number: 29/370,004
Type: Grant
Filed: May 25, 2010
Date of Patent: Aug 2, 2011
Inventor: Ronald Tuan (Nantou)
Primary Examiner: Marianne Pandozzi
Attorney: Charles E. Baxley
Application Number: 29/370,004
Classifications
Current U.S. Class:
D7/400;
D7/512