Tapping screw
Description
Claims
The ornamental design for a tapping screw, as shown and described.
Referenced Cited
U.S. Patent Documents
| 3238836 | March 1966 | Johnson |
| 3398625 | August 1968 | Ansingh |
| 3537288 | November 1970 | Ansingh |
| 4834602 | May 30, 1989 | Takasaki |
| 5110245 | May 5, 1992 | Hiroyuki |
| 5772374 | June 30, 1998 | Ide et al. |
| 7021877 | April 4, 2006 | Birkelbach et al. |
| 7037059 | May 2, 2006 | Dicke |
| D601004 | September 29, 2009 | Hagins |
| 7762752 | July 27, 2010 | Kato |
Patent History
Patent number: D646152
Type: Grant
Filed: Nov 4, 2010
Date of Patent: Oct 4, 2011
Assignee: Pias Sales Co., Ltd. (Osaka)
Inventor: Kimio Shinjo (Osaka)
Primary Examiner: Cynthia M Chin
Assistant Examiner: Sheryl Lane
Attorney: Antonelli, Terry, Stout & Kraus, LLP.
Application Number: 29/378,404
Type: Grant
Filed: Nov 4, 2010
Date of Patent: Oct 4, 2011
Assignee: Pias Sales Co., Ltd. (Osaka)
Inventor: Kimio Shinjo (Osaka)
Primary Examiner: Cynthia M Chin
Assistant Examiner: Sheryl Lane
Attorney: Antonelli, Terry, Stout & Kraus, LLP.
Application Number: 29/378,404
Classifications
Current U.S. Class:
D8/387