Chalk dust tool
Description
Claims
The ornamental design of a chalk dust tool, as shown.
Referenced Cited
U.S. Patent Documents
3894735 | July 1975 | Dickens |
3963237 | June 15, 1976 | Bushberger |
D334961 | April 20, 1993 | Allen |
D364910 | December 5, 1995 | Shovek |
5727324 | March 17, 1998 | Moore |
D423620 | April 25, 2000 | Cooper |
6079112 | June 27, 2000 | Love |
6616540 | September 9, 2003 | Slacum |
6755750 | June 29, 2004 | Schulte et al. |
D569468 | May 20, 2008 | Wynn |
Patent History
Patent number: D644704
Type: Grant
Filed: Sep 9, 2010
Date of Patent: Sep 6, 2011
Assignee: Iwan Simonis Inc. (Hawthorn Woods, IL)
Inventors: Marco Zanetti (Bozen), Bernard Bollette (Olne), Ivan Lee (Hawthorn Woods, IL)
Primary Examiner: Prabhakar Deshmukh
Attorney: McDonald Hopkins LLC
Application Number: 29/369,530
Type: Grant
Filed: Sep 9, 2010
Date of Patent: Sep 6, 2011
Assignee: Iwan Simonis Inc. (Hawthorn Woods, IL)
Inventors: Marco Zanetti (Bozen), Bernard Bollette (Olne), Ivan Lee (Hawthorn Woods, IL)
Primary Examiner: Prabhakar Deshmukh
Attorney: McDonald Hopkins LLC
Application Number: 29/369,530
Classifications
Current U.S. Class:
Billiards Or Pool (D21/782)