% Expired Patents = 40.0

Forward Citations = 10

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4 inventors (with patents filed for the assignee):

John M Rice (4 out of 6 patents)

Thomas R Stolzenburg (2 out of 3 patents)

Eugene L McLinn (2 out of 2 patents)

4. Robert Stanforth (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 9884771 - Device and method for trapping non-aqueous-phase liquids prior to a permeable reactive barrier for the treatment of contaminated groundwater (2018-02-06),

2. 9085021 - Devices and methods for trapping non-aqueous-phase liquids and venting gas from subaqueous sediment (2015-07-21),

3. 8651768 - Devices and methods for directing migration of non-aqueous phase liquids from sediment (2014-02-18),

4. 8419314 - Devices and methods for directing migration of non-aqueous phase liquids from sediment (2013-04-16),

5. 8323593 - Process for solubilizing, reducing and fixing hexavalent chromium contained in chromite ore processing residue into trivalent chromium (2012-12-04),

Company Overview

TRC is a national environmental consulting firm that specializes in data-driven strategies to help clients achieve their environmental, energy, and infrastructure goals. With over 50 years of experience, TRC provides innovative solutions to complex challenges in the areas of air, water, waste, and remediation.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#1 in North Windsor, CT

#2,004 in Connecticut

#51,620 in US

North Windsor, CT, United States of America

Trc Environmental Corporation

Forward Citations = 10

4 inventors:

John M Rice (4 out of 6 patents)

Thomas R Stolzenburg (2 out of 3 patents)

Eugene L McLinn (2 out of 2 patents)

4. Robert Stanforth (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Trc Environmental Corporation. Retrieved from https://idiyas.com/company/trc-environmental

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]