Water heater
Latest A. O. Smith Enterprises Ltd. Patents:
Description
Claims
We claim the ornamental design for a water heater, as shown and described in the figures.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D57572 | April 1921 | Baron |
D108706 | March 1938 | Sands |
D137145 | January 1944 | Koppel |
D141184 | May 1945 | Smith |
D151987 | December 1948 | Hauser |
D174533 | April 1955 | Duncan |
D174535 | April 1955 | Duncan |
2833267 | May 1958 | Handley |
3091223 | May 1963 | Vitale |
3707142 | December 1972 | Kobayashi |
4549525 | October 29, 1985 | Narang |
4664096 | May 12, 1987 | Narang |
D300352 | March 21, 1989 | Ronvik |
4865014 | September 12, 1989 | Nelson |
4869232 | September 26, 1989 | Narang |
D310260 | August 28, 1990 | Gauer et al. |
5020512 | June 4, 1991 | Vago et al. |
5697330 | December 16, 1997 | Yetman et al. |
D388868 | January 6, 1998 | Vago et al. |
D400971 | November 10, 1998 | Vago et al. |
7013841 | March 21, 2006 | Boros et al. |
D603492 | November 3, 2009 | Lopez et al. |
D605263 | December 1, 2009 | Nelson et al. |
2170125 | October 1996 | CA |
2521936 | August 2006 | CA |
Patent History
Patent number: D644307
Type: Grant
Filed: Feb 15, 2011
Date of Patent: Aug 30, 2011
Assignee: A. O. Smith Enterprises Ltd. (Ontario)
Inventors: Larry Nestor Chanasyk (Belwood), Jawed Anwar (Guelp)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Ania Dworzecka
Attorney: Michael Best & Friedrich LLP
Application Number: 29/385,499
Type: Grant
Filed: Feb 15, 2011
Date of Patent: Aug 30, 2011
Assignee: A. O. Smith Enterprises Ltd. (Ontario)
Inventors: Larry Nestor Chanasyk (Belwood), Jawed Anwar (Guelp)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Ania Dworzecka
Attorney: Michael Best & Friedrich LLP
Application Number: 29/385,499
Classifications