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Norriseal-Wellmark, Inc.
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Houston, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Ball control valve
Patent number
D726876
Issue date
Apr 14, 2015
Norriseal-Wellmark, Inc.
Thomas C. Trent
D23 - Environmental heating and cooling
Information
Patent Grant
Ball control valve
Patent number
D726877
Issue date
Apr 14, 2015
Norriseal-Wellmark, Inc.
Thomas C. Trent
D23 - Environmental heating and cooling
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Patents Applications
last 30 patents
Information
Patent Application
Smart Valve Position Sensor
Publication number
20200132219
Publication date
Apr 30, 2020
Norriseal-Wellmark, Inc.
Zachary J. Thompson
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Trademark
last 30 trademarks
Information
Trademark
90880400 - NW NORRISEAL WELLMARK
Serial number
90880400
Registration number
7165090
Filing date
Aug 12, 2021
Norriseal-WellMark, Inc.
6 - Common metals and their alloys
Information
Trademark
90877902 - NORRISEAL WELLMARK
Serial number
90877902
Registration number
7165084
Filing date
Aug 11, 2021
Norriseal-WellMark, Inc.
6 - Common metals and their alloys
Information
Trademark
90866974 - WM WELLMARK
Serial number
90866974
Registration number
7270402
Filing date
Aug 5, 2021
CHAMPIONX LLC
7 - Machines and machine tools
Information
Trademark
90827547 - WELLMARK
Serial number
90827547
Registration number
7262783
Filing date
Jul 14, 2021
CHAMPIONX LLC
7 - Machines and machine tools