Drill key
Description
The broken lines are for illustrative purpose only and form no part of the claimed design.
Claims
The ornamental design for a drill key, as shown and described.
Referenced Cited
U.S. Patent Documents
2529815 | November 1950 | Rothe |
2633006 | March 1953 | Taylor |
D188343 | July 1960 | Sedler |
3338078 | August 1967 | Eberitch et al. |
D211827 | July 1968 | Reisner |
D215267 | September 1969 | Reisner |
D225301 | December 1972 | Uliano |
4747282 | May 31, 1988 | Nyun |
4986554 | January 22, 1991 | Rathbun |
D492186 | June 29, 2004 | Howard |
7443945 | October 28, 2008 | Bruder et al. |
D632543 | February 15, 2011 | Liu |
D633370 | March 1, 2011 | Rand |
Patent History
Patent number: D659511
Type: Grant
Filed: Aug 16, 2011
Date of Patent: May 15, 2012
Inventor: Sukhwinder Singh Dhaliwal (Sacramento, CA)
Primary Examiner: Prabhakar Deshmukh
Attorney: Patent Law Offices of Rick Martin, P.C.
Application Number: 29/399,572
Type: Grant
Filed: Aug 16, 2011
Date of Patent: May 15, 2012
Inventor: Sukhwinder Singh Dhaliwal (Sacramento, CA)
Primary Examiner: Prabhakar Deshmukh
Attorney: Patent Law Offices of Rick Martin, P.C.
Application Number: 29/399,572
Classifications
Current U.S. Class:
D8/348