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Butterworth Technology, Inc.
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Houston, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Tank cleaning device
Patent number
5,871,023
Issue date
Feb 16, 1999
Butterworth Technology, Inc.
George L. Sherman
B08 - CLEANING
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
78895984 - BUTTERWORTH
Serial number
78895984
Registration number
3312255
Filing date
May 30, 2006
Butterworth Technology, Inc.
7 - Machines and machine tools
Information
Trademark
78896261
Serial number
78896261
Registration number
3312256
Filing date
May 30, 2006
Butterworth Technology, Inc.
7 - Machines and machine tools
Information
Trademark
75440745 - BUTTERWORTH
Serial number
75440745
Registration number
2369797
Filing date
Feb 17, 1998
Butterworth Technology, Inc.
7 - Machines and machine tools
Information
Trademark
75434549 - BUTTERWORTH
Serial number
75434549
Filing date
Feb 17, 1998
Butterworth Technology, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments