U.S. patent number D621,039 [Application Number D/341,360] was granted by the patent office on 2010-08-03 for grooved piston. This patent grant is currently assigned to 3M Innovative Properties Company. Invention is credited to Adam J. Cernohous, Steven J. Maxa.
United States Patent | D621,039 |
Maxa , et al. | August 3, 2010 |
Inventors: | Maxa; Steven J. (Burnsville, MN), Cernohous; Adam J. (River Falls, WI) |
---|---|
Assignee: | 3M Innovative Properties
Company (St. Paul, MN) |
Appl. No.: | D/341,360 |
Filed: | August 4, 2009 |
Current U.S. Class: | D24/130 |
Current International Class: | 2402 |
Field of Search: | ;D24/112,114,127-130 ;206/363-364,367 ;604/54,110,192,263,295 |
3998224 | December 1976 | Chiquiar-Arias |
4252118 | February 1981 | Richard et al. |
4660569 | April 1987 | Etherington |
4826483 | May 1989 | Molnar, IV |
5021047 | June 1991 | Movern |
5042695 | August 1991 | Battegazzore |
5183466 | February 1993 | Movern |
5360146 | November 1994 | Ikushima |
5453093 | September 1995 | Haining |
5738655 | April 1998 | Vallelunga et al. |
5865803 | February 1999 | Major |
6503084 | January 2003 | Evers et al. |
6572565 | June 2003 | Daley et al. |
6632198 | October 2003 | Caizza |
6916308 | July 2005 | Dixon et al. |
7101351 | September 2006 | Crawford et al. |
7128246 | October 2006 | Raia et al. |
D581528 | November 2008 | Sudo |
D583938 | December 2008 | Sudo |
7503905 | March 2009 | Jessop et al. |
7547297 | June 2009 | Brinkhues |
2002/0077598 | June 2002 | Yap et al. |
2003/0233075 | December 2003 | Huegli |
2005/0137533 | June 2005 | Sudo et al. |
2006/0178643 | August 2006 | Sudo et al. |
2007/0078406 | April 2007 | Lee |
2007/0078407 | April 2007 | Huang |
2007/0167910 | July 2007 | Tennican et al. |
2007/0250004 | October 2007 | Tung |
2008/0097387 | April 2008 | Spector |
2008/0154192 | June 2008 | Schraga |
1475430 | Jun 1977 | GB | |||
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