% Expired Patents = 100.0

Forward Citations = 2

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4 inventors (with patents filed for the assignee):

Richard J Wiggins (2 out of 5 patents)

Truman Randall Davis (2 out of 6 patents)

Jerry W Noles, Jr (1 out of 4 patents)

4. Dudley Joseph Perio, Jr (1 out of 8 patents)

3 patents: Sort by Forward Citations

1. 8286943 - Pushing or pulling device (2012-10-16),

2. 7987915 - Circulating sub with mudsaver for dispensing and circulating fluid in a well bore (2011-08-02),

3. 7938177 - Circulating sub tool for dispensing and circulating fluid in a well bore (2011-05-10),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#1,214 in Houston, TX

#4,794 in Texas

#73,904 in US

Houston, TX, United States of America

Express Energy Services Operating LP

Forward Citations = 2

4 inventors:

Richard J Wiggins (2 out of 5 patents)

Truman Randall Davis (2 out of 6 patents)

Jerry W Noles, Jr (1 out of 4 patents)

4. Dudley Joseph Perio, Jr (1 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Express Energy Services Operating LP. Retrieved from https://idiyas.com/company/express-energy-services-operating

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]