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Tractor, Inc.
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Austin, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Antenna low-noise Q spoiling circuit
Patent number
4,314,378
Issue date
Feb 2, 1982
Tractor, Inc.
Clarence W. Fowler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital phase detector and method
Patent number
4,178,631
Issue date
Dec 11, 1979
Tractor, Inc.
Robert L. Nelson
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
85312154 - TRACTOR
Serial number
85312154
Registration number
4079661
Filing date
May 4, 2011
TRACTOR, LLC
35 - Advertising
Information
Trademark
76157019
Serial number
76157019
Registration number
2682390
Filing date
Oct 30, 2000
TRACTOR, LLC
35 - Advertising
Information
Trademark
76149091 - THERE IS NO REVERSE
Serial number
76149091
Registration number
2622073
Filing date
Oct 17, 2000
TRACTOR, LLC
35 - Advertising
Information
Trademark
76142742 - TRACTOR
Serial number
76142742
Registration number
2707587
Filing date
Oct 6, 2000
TRACTOR, LLC
35 - Advertising