Grindstone
Ueno , et al. February 9, 2
U.S. patent number D609,545 [Application Number D/331,843] was granted by the patent office on 2010-02-09 for grindstone. This patent grant is currently assigned to Sanwa Kenma, Ltd.. Invention is credited to Izumi Araki, Eiki Sakaguchi, Katsuji Sunagawa, Kazuhisa Ueno.
| United States Patent | D609,545 |
| Ueno , et al. | February 9, 2010 |
Grindstone
Claims
CLAIM The ornamental design for a grindstone, as shown and described.
| Inventors: | Ueno; Kazuhisa (Uji, JP), Sunagawa; Katsuji (Uji, JP), Araki; Izumi (Uji, JP), Sakaguchi; Eiki (Uji, JP) |
|---|---|
| Assignee: | Sanwa Kenma, Ltd.
(JP) |
| Appl. No.: | D/331,843 |
| Filed: | February 3, 2009 |
| Current U.S. Class: | D8/70; D15/126 |
| Current International Class: | 0805 |
| Field of Search: | ;D8/70 ;D15/126 ;30/388 ;83/589,663,665,676,821 ;125/15 ;144/218 ;451/548-551 |
References Cited [Referenced By]
U.S. Patent Documents
| 5373834 | December 1994 | Chiuminatta et al. |
| 5901629 | May 1999 | Stroud |
| D424076 | May 2000 | Dibbern et al. |
| D427042 | June 2000 | Dibbern et al. |
Attorney, Agent or Firm: Hespos; Gerald E. Casella; Anthony J.
Description
FIG. 1 is a perspective view of a grindstone;
FIG. 2 is a front view thereof, the opposite side being an identical image of the side shown herein;
FIG. 3 is a left side view thereof, the opposite side being an identical image of the side shown herein; and,
FIG. 4 is a top view thereof.
The portion shown by broken lines is for illustrative purposes only and forms no part of the claimed design. The dashed lines show a borderline between the claimed design and other portion.
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