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ELECTRO-THERM, INC.
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SILVER SPRING, MD, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method of securing a metal sheathed electric heating element
Patent number
4,321,744
Issue date
Mar 30, 1982
Electro-Therm, Inc.
Donald W. Carnes
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Double-grip mounting means for sheathed heating elements
Patent number
4,295,035
Issue date
Oct 13, 1981
Electro-Therm, Inc.
Lester D. Drugmand
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Mounting means for sheathed heating elements and method
Patent number
4,241,291
Issue date
Dec 23, 1980
Electro-Therm, Inc.
Donald W. Carnes
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Terminal block for single phase or three phase wiring of an immersi...
Patent number
4,217,483
Issue date
Aug 12, 1980
Electro-Therm, Inc.
Alan D. Vogel
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Flexing device for holding a surface electric heating element in a...
Patent number
4,189,633
Issue date
Feb 19, 1980
Electro-Therm, Inc.
Charles A. Skinner
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Electrically heated liquid tank employing heat pipe heat transfer m...
Patent number
4,131,785
Issue date
Dec 26, 1978
Electro-Therm, Inc.
James R. Shutt
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Electric water heater utilizing a heat pipe
Patent number
4,105,895
Issue date
Aug 8, 1978
Electro-Therm, Inc.
James E. Kennedy
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Method of assembly of electric heating element with bulkhead fitting
Patent number
4,099,319
Issue date
Jul 11, 1978
Electro-Therm, Inc.
Alan D. Vogel
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Mounting grommet for an electric heating element used in appliances...
Patent number
4,082,301
Issue date
Apr 4, 1978
Electro-Therm, Inc.
Fred G. Salinger
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Terminal for a resistance heating element
Patent number
4,061,412
Issue date
Dec 6, 1977
Electro-Therm, Inc.
Charles A. Skinner
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electric heating element assembly with solderless bulkhead fitting...
Patent number
4,035,609
Issue date
Jul 12, 1977
Electro-Therm, Inc.
Alan D. Vogel
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Terminal housing for an electrical resistance heater
Patent number
4,029,896
Issue date
Jun 14, 1977
Electro-Therm, Inc.
Charles A. Skinner
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Segmented sacrificial anode attachment to water heating element
Patent number
4,017,714
Issue date
Apr 12, 1977
Electro-Therm, Inc.
C. Fred Kreiser
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Heater rod support bracket for radiant heater assembly
Patent number
4,010,348
Issue date
Mar 1, 1977
Electro-Therm, Inc.
Fred G. Salinger
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Electric heating element with bulkhead mounting means
Patent number
3,997,760
Issue date
Dec 14, 1976
Electro-Therm, Inc.
Fred G. Salinger
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73277361 - THERMALINK
Serial number
73277361
Registration number
1186521
Filing date
Sep 10, 1980
Electro-Therm, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73135284 - DURALIFE
Serial number
73135284
Registration number
1086878
Filing date
Jul 25, 1977
ELECTRO-THERM, INC.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73024628 - ET
Serial number
73024628
Registration number
1016805
Filing date
Jun 19, 1974
ELECTRO-THERM, INC.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73020170 - DURASEAL
Serial number
73020170
Registration number
1021012
Filing date
Apr 30, 1974
ELECTRO-THERM, INC.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73006284 - THERMALINK TWIN
Serial number
73006284
Registration number
1005271
Filing date
Nov 14, 1973
ELECTRO-THERM, INC.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
72449420 - THERMADAPTOR
Serial number
72449420
Registration number
991269
Filing date
Feb 21, 1973
ELECTRO-THERM, INC.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
72401262 - THERMALINK
Serial number
72401262
Registration number
945252
Filing date
Aug 26, 1971
ELECTRO-THERM, INC.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
72401263 - THERMALINK
Serial number
72401263
Registration number
945133
Filing date
Aug 26, 1971
ELECTRO-THERM, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
72267022 - THERMALINK
Serial number
72267022
Registration number
850911
Filing date
Mar 17, 1967
ELECTRO-THERM, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
72020165 - SINK-RONIZER
Serial number
72020165
Registration number
649627
Filing date
Nov 30, 1956
ELECTRO-THERM, INC.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
71574141 - THERMALINK
Serial number
71574141
Registration number
537286
Filing date
Feb 19, 1949
ELECTRO-THERM, INC.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes