% Expired Patents = 75.0

Trademarks = 6

Forward Citations = 133

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4 inventors (with patents filed for the assignee):

Jeffrey S Devine (3 out of 10 patents)

Jose Patrick Everett (1 out of 1 patent)

James E Thompson (1 out of 8 patents)

4. Michael Combs (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 7410584 - Methods and apparatus for treating wastewater employing a high rate clarifier and a membrane (2008-08-12),

2. 7282144 - Semi-submersible floating decanters and methods of using same (2007-10-16),

3. 7279100 - Methods and apparatus for treating wastewater employing a high rate clarifier and a membrane (2007-10-09),

4. 7025888 - Floating decanter (2006-04-11),

Company Overview

Ashbrook Simon-Hartley Operations, LP is a global leader in designing and manufacturing highly efficient wastewater treatment equipment. With over 90 years of experience, the company offers a wide range of products and solutions for the treatment of municipal and industrial wastewater. Their cutting-edge technologies and commitment to sustainability have made them a trusted partner for clients around the world.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

4 Patents

#1,002 in Houston, TX

#3,937 in Texas

#60,641 in US

Houston, TX, United States of America

Ashbrook Simon-Hartley Operations, LP

Forward Citations = 133

4 inventors:

Jeffrey S Devine (3 out of 10 patents)

Jose Patrick Everett (1 out of 1 patent)

James E Thompson (1 out of 8 patents)

4. Michael Combs (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ashbrook Simon-Hartley Operations, LP. Retrieved from https://idiyas.com/company/ashbrook-simon-hartley-operations

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]