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ACRA ELECTRIC CORPORATION
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SCHILLER PARK, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Thermal switch and heater
Patent number
6,707,370
Issue date
Mar 16, 2004
Acra Electric Corporation
Robert A. Ritt
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Heater assembly for swaged cartridge heater and method of manufacture
Patent number
5,486,682
Issue date
Jan 23, 1996
Acra Electric Corporation
Robert A. Rysemus
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Cartridge heater
Patent number
4,763,102
Issue date
Aug 9, 1988
Acra Electric Corporation
Robert A. Ritt
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Thermostatically controlled electric compressor sump heater having...
Patent number
4,480,174
Issue date
Oct 30, 1984
Acra Electric Corporation
Matt N. Hummel
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Heater band
Patent number
4,311,900
Issue date
Jan 19, 1982
Acra Electric Corporation
Matt N. Hummel
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacture of a heater band
Patent number
4,204,316
Issue date
May 27, 1980
Acra Electric Corporation
Matt N. Hummel
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73433282 - SPEE-DISTILL
Serial number
73433282
Registration number
1316824
Filing date
Jul 5, 1983
Acra Electric Company
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73432585 - SPEE-DEGREASER
Serial number
73432585
Registration number
1316581
Filing date
Jun 29, 1983
Acra Electric Corporation
7 - Machines and machine tools
Information
Trademark
73009355 - SPEE-DEGREASER
Serial number
73009355
Registration number
1002595
Filing date
Dec 21, 1973
ACRA ELECTRIC CORPORATION
7 - Machines and machine tools
Information
Trademark
72128938 - TEMPATUBE
Serial number
72128938
Registration number
748355
Filing date
Oct 2, 1961
ACRA ELECTRIC CORPORATION
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
72128231 - SPEEDEGREASER
Serial number
72128231
Registration number
762469
Filing date
Sep 20, 1961
ACRA ELECTRIC CORPORATION
7 - Machines and machine tools
Information
Trademark
72128230 - WRAP-IT-HEAT
Serial number
72128230
Registration number
748353
Filing date
Sep 20, 1961
ACRA ELECTRIC CORPORATION
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
72006976 - ACRAWATT
Serial number
72006976
Registration number
640610
Filing date
Apr 24, 1956
ACRA ELECTRIC CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments