Dental instrument
Description
Claims
The ornamental design for a dental instrument, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D134905 | January 1943 | Jeanneret |
2669780 | February 1954 | Mann |
2688800 | September 1954 | Gerber |
2797483 | July 1957 | Lisowski |
D258838 | April 7, 1981 | Lee |
4365955 | December 28, 1982 | Tradowsky |
D292124 | September 29, 1987 | Roden et al. |
D303709 | September 26, 1989 | Roden et al. |
D362069 | September 5, 1995 | Ai et al. |
5720612 | February 24, 1998 | Shih |
DM/066667 | April 2005 | WO |
Patent History
Patent number: D552737
Type: Grant
Filed: May 23, 2005
Date of Patent: Oct 9, 2007
Inventor: Heinrich Steger (Bruneck)
Primary Examiner: Charles A. Rademaker
Attorney: Laurence A. Greenberg
Application Number: 29/230,468
Type: Grant
Filed: May 23, 2005
Date of Patent: Oct 9, 2007
Inventor: Heinrich Steger (Bruneck)
Primary Examiner: Charles A. Rademaker
Attorney: Laurence A. Greenberg
Application Number: 29/230,468
Classifications
Current U.S. Class:
Articulator (D24/182)