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ADVANCE TRANSFORMER CO.
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CHICAGO, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Ignitor circuit for discharge lamps with novel ballast
Patent number
4,939,430
Issue date
Jul 3, 1990
Advance Transformer Company
Joseph S. Droho
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Two-lead starter circuit for a gaseous discharge lamp
Patent number
4,876,486
Issue date
Oct 24, 1989
Advance Transformer Co.
Fernando A. Joanino
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Hybrid ballast for multiple discharge lamps
Patent number
4,847,535
Issue date
Jul 11, 1989
Advance Transformer Co.
Robert W. Wisbey
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Protected potted metallized film capacitor
Patent number
4,791,529
Issue date
Dec 13, 1988
Advance Transformer Company
George I. Duncan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Thermal protection device for a dual input voltage lamp transformer...
Patent number
4,740,861
Issue date
Apr 26, 1988
Advance Transformer Company
Joseph S. Droho
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Two capacitor apparatus for sequential starting and operation of mu...
Patent number
4,740,731
Issue date
Apr 26, 1988
Advance Transformer Company
Joseph A. Crawford
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Regulated high frequency power supply
Patent number
4,729,088
Issue date
Mar 1, 1988
Advance Transformer Company
John M. Wong
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Protected potted metallized film capacitor
Patent number
4,714,979
Issue date
Dec 22, 1987
Advance Transformer Company
George I. Duncan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Ignition circuit for high pressure arc discharge lamps
Patent number
4,695,771
Issue date
Sep 22, 1987
Advance Transformer Company
Alexander R. Hallay
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Compact igniter for discharge lamps
Patent number
4,642,521
Issue date
Feb 10, 1987
Advance Transformer Company
Herman Smulders
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Three-way fluorescent lamp device
Patent number
4,593,231
Issue date
Jun 3, 1986
Advance Transformer Co.
Robert W. Wisbey
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Rapid start fluorescent lamp circuits with disconnect sockets
Patent number
4,568,860
Issue date
Feb 4, 1986
Advance Transformer Co.
Albert E. Feinberg
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Socket for fluorescent lamps
Patent number
4,565,415
Issue date
Jan 21, 1986
Advance Transformer Co.
Albert E. Feinberg
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Sequence start lamp ballast with current spike suppression means
Patent number
4,517,498
Issue date
May 14, 1985
Advance Transformer Co.
Joseph A. Crawford
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Discharge lamp ballast circuit
Patent number
4,406,976
Issue date
Sep 27, 1983
501 Advance Transformer Company
Robert W. Wisbey
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Magnetron energizing circuit
Patent number
4,356,431
Issue date
Oct 26, 1982
Advance Transformer Company
Albert E. Feinberg
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Ballast de-energizing circuit for high pressure metal vapor lamp sy...
Patent number
4,206,385
Issue date
Jun 3, 1980
Advance Transformer Company
Robert W. Wisbey
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Energizing circuit for magnetron using dual transformer secondaries
Patent number
4,175,246
Issue date
Nov 20, 1979
Advance Transformer Company
Albert E. Feinberg
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method of making a dual value capacitor
Patent number
4,170,812
Issue date
Oct 16, 1979
Advance Transformer Co.
Glenn D. Rayno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Capacitor winding apparatus and method
Patent number
4,153,493
Issue date
May 8, 1979
Advance Transformer Company
Jacob den Hollander
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73695178 - SIGN-COMMAND
Serial number
73695178
Filing date
Nov 13, 1987
Advance Transformer Co.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73573982 - ADVANCE
Serial number
73573982
Registration number
1402976
Filing date
Dec 17, 1985
Advance Transformer Co.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73481703 - HOMEBRITE
Serial number
73481703
Registration number
1325561
Filing date
May 23, 1984
Advance Transformer Co.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73411408 - BENCHLITE
Serial number
73411408
Registration number
1275956
Filing date
Jan 28, 1983
Advance Transformer Co.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
72399332 - THE HEART OF THE LIGHTING INDUSTRY
Serial number
72399332
Registration number
949251
Filing date
Aug 5, 1971
ADVANCE TRANSFORMER CO.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
72349282 - ADVANCE
Serial number
72349282
Registration number
912682
Filing date
Jan 22, 1970
ADVANCE TRANSFORMER CO.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
72349283 - ADVANCE
Serial number
72349283
Registration number
931255
Filing date
Jan 22, 1970
ADVANCE TRANSFORMER CO.
7 - Machines and machine tools
Information
Trademark
72208875 - SOLID-FIL
Serial number
72208875
Registration number
800636
Filing date
Dec 28, 1964
ADVANCE TRANSFORMER CO.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
72208876 - FUSE LINK
Serial number
72208876
Registration number
819429
Filing date
Dec 28, 1964
ADVANCE TRANSFORMER CO.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
72121778 - ADVAN-GUARD
Serial number
72121778
Registration number
734085
Filing date
Jun 12, 1961
ADVANCE TRANSFORMER CO.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
72110190 - AD-LITE
Serial number
72110190
Registration number
719210
Filing date
Dec 14, 1960
ADVANCE TRANSFORMER CO.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
72052844 - KOOL KOIL
Serial number
72052844
Registration number
679525
Filing date
Jun 4, 1958
ADVANCE TRANSFORMER CO.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
72041683 - ADVAN GUARD
Serial number
72041683
Registration number
666810
Filing date
Dec 3, 1957
ADVANCE TRANSFORMER CO.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
72027557 - ADVANCE
Serial number
72027557
Registration number
655466
Filing date
Apr 5, 1957
ADVANCE TRANSFORMER CO.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
72027261 - VISA-VOLT
Serial number
72027261
Registration number
658746
Filing date
Apr 1, 1957
ADVANCE TRANSFORMER CO.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
71492985 - ADVANCE
Serial number
71492985
Registration number
427829
Filing date
Dec 10, 1945
ADVANCE TRANSFORMER CO.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes