TURBOFLUE
Filed: July 9, 1956
HEAT EXCHANGERS FOR WATER HEATERS
Owned by: Bock Water Heaters, Inc.
Serial Number: 72011743
TURBO-STORR
Filed: April 30, 1997
indirect fired water heaters
Owned by: Bock Water Heaters, Inc.
Serial Number: 75284171
SOLARSTOR
Solar hot water storage tanks; solar hot water storage tanks with internal heat exchanger; solar hot water storage tanks…
Owned by: Bock Water Heaters, Inc.
Serial Number: 77391595
BOCK
Filed: May 18, 2009
Metal water storage tanks
Owned by: Bock Water Heaters, Inc.
Serial Number: 77739643
GEO-STOR
Hot water storage tanks in geothermal applications; hot water storage tanks with internal heat exchanger in geothermal applications…
Owned by: Bock Water Heaters, Inc.
Serial Number: 77869507
OPTITHERM
Filed: August 9, 2012
Gas-fired, commercial storage water heaters
Owned by: Bock Water Heaters, Inc.
Serial Number: 85699864
ELECTRITHERM
Electric water heaters
Owned by: Bock Water Heaters, Inc.
Serial Number: 88029782
INSTITHERM
Filed: June 19, 2019
Instantaneous water heaters
Owned by: Bock Water Heaters, Inc.
Serial Number: 88480383
ENVIROTHERM
Filed: October 6, 2020
heat pump water heaters
Owned by: Bock Water Heaters, Inc.
Serial Number: 90237348
