ZENITH RADIO CORPORATION

Organization

CHICAGO, IL, US

Organizations

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Patents Grantslast 30 patents

Information Patent Grant
Full-field teletext system with dynamic addressability
- Patent number 4,600,921
- Issue date Jul 15, 1986
- Zenith Radio Corporation
- William L. Thomas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Selective page disable for a video display
- Patent number 4,574,277
- Issue date Mar 4, 1986
- Zenith Radio Corporation
- Charles A. Krause
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
STV Decoder with improved data signal recognition capability
- Patent number 4,554,581
- Issue date Nov 19, 1985
- Zenith Radio Corporation
- Michael Tentler
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Demodulator having two phase shift networks for wide band televisio...
- Patent number 4,518,997
- Issue date May 21, 1985
- Zenith Radio Corporation
- Orval E. Beckman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sine-wave decoding technique
- Patent number 4,489,347
- Issue date Dec 18, 1984
- Zenith Radio Corporation
- Michael Tentler
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Television receiver cabinet
- Patent number D275952
- Issue date Oct 16, 1984
- Zenith Radio Corporation
- Melvin H. Boldt
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Television receiver cabinet
- Patent number D275953
- Issue date Oct 16, 1984
- Zenith Radio Corporation
- Melvin H. Boldt
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Narrow focus compensating transducer for surface acoustic wave filter
- Patent number 4,460,995
- Issue date Jul 17, 1984
- Zenith Radio Corporation
- Adrian J. DeVries
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Integrated RF receiver/waveguide
- Patent number 4,461,041
- Issue date Jul 17, 1984
- Zenith Radio Corporation
- Pierre Dobrovolny
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Integrated single balanced mixer/oscillator with slot and hybrid co...
- Patent number 4,461,040
- Issue date Jul 17, 1984
- Zenith Radio Corporation
- Pierre Dobrovolny
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
CATV Service controller
- Patent number 4,461,032
- Issue date Jul 17, 1984
- Zenith Radio Corporation
- Peter C. Skerlos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Co-ordinate detection system
- Patent number 4,459,476
- Issue date Jul 10, 1984
- Zenith Radio Corporation
- William W. Weissmueller
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for providing coextensive raster patterns in television CRT...
- Patent number 4,457,733
- Issue date Jul 3, 1984
- Zenith Radio Corporation
- Norman F. Gioia
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Sync displacement scrambling
- Patent number 4,458,268
- Issue date Jul 3, 1984
- Zenith Radio Corporation
- Walter Ciciora
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Television/telephone system with automatic dialing
- Patent number 4,456,925
- Issue date Jun 26, 1984
- Zenith Radio Corporation
- Peter C. Skerlos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Flyback transformer with improved regulation
- Patent number 4,454,572
- Issue date Jun 12, 1984
- Zenith Radio Corporation
- Theodore J. Godawski
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Bleeder resistor for antenna isolator
- Patent number 4,453,153
- Issue date Jun 5, 1984
- Zenith Radio Corporation
- Raymond G. Capek
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electronic television picture framing circuit
- Patent number 4,450,386
- Issue date May 22, 1984
- Zenith Radio Corporation
- Stanley E. Lehnert
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Intelligent teletext decoder
- Patent number 4,449,145
- Issue date May 15, 1984
- Zenith Radio Corporation
- Walter S. Ciciora
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Amplifier having reduced power dissipation and improved slew rate
- Patent number 4,446,443
- Issue date May 1, 1984
- Zenith Radio Corporation
- Fred D. Johnson
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
System for generating 2H pulses in a television receiver
- Patent number 4,446,482
- Issue date May 1, 1984
- Zenith Radio Corporation
- Gopal K. Srivastava
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for testing line screen CRT registration
- Patent number 4,439,735
- Issue date Mar 27, 1984
- Zenith Radio Corporation
- Armando Alvite
- G01 - MEASURING TESTING
Information Patent Grant
Spark gap for line transient protection
- Patent number 4,438,365
- Issue date Mar 20, 1984
- Zenith Radio Corporation
- Paul J. Atkinson
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method for plating dielectric elements in an isolator and for assem...
- Patent number 4,436,240
- Issue date Mar 13, 1984
- Zenith Radio Corporation
- Jay H. Feinberg
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Communications receiver having a switchable filter input stage
- Patent number 4,435,841
- Issue date Mar 6, 1984
- Zenith Radio Corporation
- Pierre Dobrovolny
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Imaging screen and coating therefor for rear-projection television
- Patent number 4,431,720
- Issue date Feb 14, 1984
- Zenith Radio Corp.
- Meyer L. Sugarman
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for optical alignment of a projection television system
- Patent number 4,432,011
- Issue date Feb 14, 1984
- Zenith Radio Corporation
- Stanley E. Lehnert
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Paper guide for line printer
- Patent number 4,430,012
- Issue date Feb 7, 1984
- Zenith Radio Corporation
- Wayne J. Kooy
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Television/telephone system with annunciator and intercom feature
- Patent number 4,427,847
- Issue date Jan 24, 1984
- Zenith Radio Corporation
- Judson A. Hofmann
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Low profile transformer bobbin
- Patent number 4,427,962
- Issue date Jan 24, 1984
- Zenith Radio Corporation
- Arnold J. Liberman
- H01 - BASIC ELECTRIC ELEMENTS

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Trademarklast 30 trademarks

Information Trademark
73450740 - CABLE ABLE
- Serial number 73450740
- Filing date Oct 31, 1983
- Zenith Radio Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73440483 - VIDEO DIRECTOR
- Serial number 73440483
- Registration number 1295826
- Filing date Aug 22, 1983
- Zenith Radio Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73433025 - REDI-PLUG
- Serial number 73433025
- Registration number 1287001
- Filing date Jul 1, 1983
- Zenith Radio Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73372140 - ZENITH DATA SYSTEMS
- Serial number 73372140
- Registration number 1240140
- Filing date Jun 28, 1982
- Zenith Radio Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73372120 - ZENITH DATA SYSTEMS
- Serial number 73372120
- Registration number 1243470
- Filing date Jun 28, 1982
- Zenith Radio Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73369244 - ZENITH
- Serial number 73369244
- Registration number 1276668
- Filing date Jun 11, 1982
- Zenith Radio Corporation
- 4 - Industrial oils and greases
Information Trademark
73369246 - ZENITH
- Serial number 73369246
- Registration number 1277597
- Filing date Jun 11, 1982
- Zenith Radio Corporation
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
73364263 - ZENITH
- Serial number 73364263
- Registration number 1255391
- Filing date May 12, 1982
- Zenith Radio Corporation
- 25 - Clothing, footwear, headgear
Information Trademark
73364266 - ZENITH
- Serial number 73364266
- Registration number 1256915
- Filing date May 12, 1982
- Zenith Radio Corporation
- 20 - Furniture, mirrors, picture frames
Information Trademark
73364267 - THE QUALITY GOES IN BEFORE THE NAME GOES ON
- Serial number 73364267
- Registration number 1245862
- Filing date May 12, 1982
- Zenith Radio Corporation
- 22 - Ropes, string, nets, tents, awnings, tarpaulins, sails, sacks and bags (not included in other classes)
Information Trademark
73364262 - ZENITH
- Serial number 73364262
- Registration number 1256037
- Filing date May 12, 1982
- Zenith Radio Corporation
- 14 - Precious metals and their alloys and goods in precious metals or coated therewith, not included in other classes
Information Trademark
73364264 - ZENITH
- Serial number 73364264
- Registration number 1271828
- Filing date May 12, 1982
- Zenith Radio Corporation
- 20 - Furniture, mirrors, picture frames
Information Trademark
73364265 - ZENITH
- Serial number 73364265
- Registration number 1306947
- Filing date May 12, 1982
- Zenith Radio Corporation
- 16 - Paper, cardboard and goods made from these materials, not included in other classes
Information Trademark
73363710 - ZENITH
- Serial number 73363710
- Registration number 1249660
- Filing date May 10, 1982
- Zenith Radio Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73363709 - THE QUALITY GOES IN BEFORE THE NAME GOES ON
- Serial number 73363709
- Registration number 1269225
- Filing date May 10, 1982
- Zenith Radio Corporation
- 20 - Furniture, mirrors, picture frames
Information Trademark
73363708 - THE QUALITY GOES IN BEFORE THE NAME GOES ON
- Serial number 73363708
- Registration number 1248925
- Filing date May 10, 1982
- Zenith Radio Corporation
- 16 - Paper, cardboard and goods made from these materials, not included in other classes
Information Trademark
73363079 - SPEED SEARCH
- Serial number 73363079
- Filing date May 5, 1982
- Zenith Radio Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73362824 - Z
- Serial number 73362824
- Registration number 1256683
- Filing date May 3, 1982
- Zenith Radio Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73360544 - ZGRAM
- Serial number 73360544
- Registration number 1258355
- Filing date Apr 19, 1982
- Zenith Radio Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73353182 - SOFTSTUFF
- Serial number 73353182
- Registration number 1245106
- Filing date Mar 5, 1982
- Zenith Radio Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73349445 - VHT
- Serial number 73349445
- Registration number 1248208
- Filing date Feb 8, 1982
- Zenith Radio Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73344601 - EXPLORER
- Serial number 73344601
- Filing date Jan 6, 1982
- Zenith Radio Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73338785 - Z-TAC
- Serial number 73338785
- Registration number 1218240
- Filing date Nov 24, 1981
- Zenith Radio Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73338576 - ZENITH
- Serial number 73338576
- Registration number 1212303
- Filing date Nov 23, 1981
- Zenith Radio Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73338256 - VIRTEXT
- Serial number 73338256
- Registration number 1212300
- Filing date Nov 20, 1981
- Zenith Radio Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73338243 - VIRDATA
- Serial number 73338243
- Registration number 1212299
- Filing date Nov 20, 1981
- Zenith Radio Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73337373 - MICROMAX
- Serial number 73337373
- Registration number 1231727
- Filing date Nov 16, 1981
- Zenith Radio Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73320017 - SPACE PHONE
- Serial number 73320017
- Registration number 1250998
- Filing date Jul 20, 1981
- Zenith Radio Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73316661 - ZENITH
- Serial number 73316661
- Registration number 1255882
- Filing date Jun 26, 1981
- Zenith Radio Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73306649 - ZENITH
- Serial number 73306649
- Registration number 1207992
- Filing date Apr 20, 1981
- Zenith Radio Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments

ZENITH RADIO CORPORATION

Organization

Patents Grantslast 30 patents

Full-field teletext system with dynamic addressability

Selective page disable for a video display

STV Decoder with improved data signal recognition capability

Demodulator having two phase shift networks for wide band televisio...

Sine-wave decoding technique

Television receiver cabinet

Television receiver cabinet

Narrow focus compensating transducer for surface acoustic wave filter

Integrated RF receiver/waveguide

Integrated single balanced mixer/oscillator with slot and hybrid co...

CATV Service controller

Co-ordinate detection system

Method for providing coextensive raster patterns in television CRT...

Sync displacement scrambling

Television/telephone system with automatic dialing

Flyback transformer with improved regulation

Bleeder resistor for antenna isolator

Electronic television picture framing circuit

Intelligent teletext decoder

Amplifier having reduced power dissipation and improved slew rate

System for generating 2H pulses in a television receiver

Method and apparatus for testing line screen CRT registration

Spark gap for line transient protection

Method for plating dielectric elements in an isolator and for assem...

Communications receiver having a switchable filter input stage

Imaging screen and coating therefor for rear-projection television

Method for optical alignment of a projection television system

Paper guide for line printer

Television/telephone system with annunciator and intercom feature

Low profile transformer bobbin

Trademarklast 30 trademarks

73450740 - CABLE ABLE

73440483 - VIDEO DIRECTOR

73433025 - REDI-PLUG

73372140 - ZENITH DATA SYSTEMS

73372120 - ZENITH DATA SYSTEMS

73369244 - ZENITH

73369246 - ZENITH

73364263 - ZENITH

73364266 - ZENITH

73364267 - THE QUALITY GOES IN BEFORE THE NAME GOES ON

73364262 - ZENITH

73364264 - ZENITH

73364265 - ZENITH

73363710 - ZENITH

73363709 - THE QUALITY GOES IN BEFORE THE NAME GOES ON

73363708 - THE QUALITY GOES IN BEFORE THE NAME GOES ON

73363079 - SPEED SEARCH

73362824 - Z

73360544 - ZGRAM

73353182 - SOFTSTUFF

73349445 - VHT

73344601 - EXPLORER

73338785 - Z-TAC

73338576 - ZENITH

73338256 - VIRTEXT

73338243 - VIRDATA

73337373 - MICROMAX

73320017 - SPACE PHONE

73316661 - ZENITH

73306649 - ZENITH