Water heat exchanger
Description
1. Water heat exchanger
Claims
The ornamental design for a water heat exchanger, as shown and described.
Referenced Cited
U.S. Patent Documents
| D386561 | November 18, 1997 | Campbell |
| D402021 | December 1, 1998 | Allen |
| D453560 | February 12, 2002 | Van Brunt |
| D515190 | February 14, 2006 | Bartholmey |
| D574938 | August 12, 2008 | Martin |
| D603492 | November 3, 2009 | Lopez |
| D655801 | March 13, 2012 | Russell |
| D665483 | August 14, 2012 | Fu |
| D696389 | December 24, 2013 | Harden |
| D728087 | April 28, 2015 | Zan |
| D844123 | March 26, 2019 | Schumann |
| D854673 | July 23, 2019 | Kice |
| D863519 | October 15, 2019 | Hayden |
| D870868 | December 24, 2019 | Hayden |
| D921863 | June 8, 2021 | Oliva |
Patent History
Patent number: D936194
Type: Grant
Filed: Sep 9, 2020
Date of Patent: Nov 16, 2021
Inventor: Giorgio Cestaro (Monticello Conte Otto)
Primary Examiner: Natasha Vujcic
Application Number: 35/510,412
Type: Grant
Filed: Sep 9, 2020
Date of Patent: Nov 16, 2021
Inventor: Giorgio Cestaro (Monticello Conte Otto)
Primary Examiner: Natasha Vujcic
Application Number: 35/510,412
Classifications
Current U.S. Class:
Heat Exchange Unit, E.g., Coil, Etc. (D23/323)
