Drum tensioner
Description
Claims
The ornamental design for a drum tensioner, as shown and described.
Referenced Cited
U.S. Patent Documents
D203702 | February 1966 | Thompson |
D215888 | November 1969 | Thompson |
4122747 | October 31, 1978 | Yamashita |
D279906 | July 30, 1985 | Ireland |
4750401 | June 14, 1988 | Hoshino |
D310537 | September 11, 1990 | Yanagisawa |
D310538 | September 11, 1990 | Yanagisawa |
D311203 | October 9, 1990 | Yanagisawa |
D322623 | December 24, 1991 | Craviotto |
D353612 | December 20, 1994 | Yanagisawa |
D576870 | September 16, 2008 | Eason |
9495944 | November 15, 2016 | Chen |
Patent History
Patent number: D787585
Type: Grant
Filed: May 6, 2016
Date of Patent: May 23, 2017
Inventor: Joshua Allen (Ann Arbor, MI)
Primary Examiner: John Windmuller
Assistant Examiner: Benjamin Weeks
Application Number: 29/563,606
Type: Grant
Filed: May 6, 2016
Date of Patent: May 23, 2017
Inventor: Joshua Allen (Ann Arbor, MI)
Primary Examiner: John Windmuller
Assistant Examiner: Benjamin Weeks
Application Number: 29/563,606
Classifications
Current U.S. Class:
Percussion Instrument (D17/22)