Charles N. Santry

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Chesnut Hill, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Multiple flow rate hydrant
- Patent number 10,161,534
- Issue date Dec 25, 2018
- Charles N. Santry
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Snow making apparatus
- Patent number 7,874,500
- Issue date Jan 25, 2011
- Charles N. Santry
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Freeze-proof water valve for supplying secondary water to snow maki...
- Patent number 7,311,266
- Issue date Dec 25, 2007
- Charles N. Santry
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Portable snow making system for home use
- Patent number 6,164,556
- Issue date Dec 26, 2000
- Herman K. Dupre
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Portable snow making system for home use
- Patent number 6,039,265
- Issue date Mar 21, 2000
- Herman K. Dupre
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method and apparatus for making snow
- Patent number 5,823,427
- Issue date Oct 20, 1998
- Snow Economics, Inc.
- Herman K. Dupre
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

Information Patent Application
MULTIPLE FLOW RATE HYDRANT
- Publication number 20170241114
- Publication date Aug 24, 2017
- Charles N. Santry
- E03 - WATER SUPPLY SEWERAGE
Information Patent Application
FREEZE-PROOF WATER HYDRANT SYSTEM
- Publication number 20160102447
- Publication date Apr 14, 2016
- Charles N. Santry
- E03 - WATER SUPPLY SEWERAGE
Information Patent Application
Hydrant for snow making apparatus
- Publication number 20110240756
- Publication date Oct 6, 2011
- Charles N. Santry
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Snow making apparatus
- Publication number 20090283607
- Publication date Nov 19, 2009
- Charles N. Santry
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Freeze-proof water valve for supplying secondary water to snow maki...
- Publication number 20070152079
- Publication date Jul 5, 2007
- Charles N. Santry
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Snow making apparatus
- Publication number 20040004134
- Publication date Jan 8, 2004
- Charles N. Santry
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...