For the Inventor, By the Inventor

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The Woodlands, TX, United States of America

Colt Petroleum Technology, LLC

USPTO Granted Patents = 3

Forward Citations = 3

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4 inventors (with patents filed for the assignee):

Mark B Nichols (2 out of 2 patents)

Henry Joe Jordan, Jr (1 out of 10 patents)

Barbara Jan Bailey (1 out of 1 patent)

4. Charles David Wintill (1 out of 18 patents)

3 patents: Sort by Forward Citations

1. 11274521 - Downhole valve and method of use (2022-03-15),

2. 10890049 - Downhole communication valve and method of use (2021-01-12),

3. 10184318 - Downhole communication valve and method of use (2019-01-22),

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USPTO Data Jan 1 1976 - Dec 30 2025

3 Patents

#67 in The Woodlands, TX

#4,686 in Texas

#72,030 in US

The Woodlands, TX, United States of America

Colt Petroleum Technology, LLC

Forward Citations = 3

4 inventors:

Mark B Nichols (2 out of 2 patents)

Henry Joe Jordan, Jr (1 out of 10 patents)

Barbara Jan Bailey (1 out of 1 patent)

4. Charles David Wintill (1 out of 18 patents)

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