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USPTO Data Jan 1 1976 - Oct 13 2026
4 Patents
#51 in Charlottesville, VA
#1,103 in Virginia
#60,641 in US
Har-Tru, LLC
Forward Citations = 65
4 inventors:
Charlottesville, VA, United States of America
Har-Tru, LLC
% Expired Patents = 25.0
EPO Patents = 1
Trademarks = 5
Forward Citations = 65
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4 inventors (with patents filed for the assignee):
Roy Hey (2 out of 2 patents)
Sandra Humphreys Hunt (2 out of 2 patents)
Derwood Stephen DeLong (2 out of 7 patents)
4. Richard N Funkhouser, Jr (2 out of 2 patents)
4 patents:
Company Overview
Har-tru, LLC is a leading provider of clay court surfaces for tennis courts. They specialize in clay court construction, maintenance, and products for both residential and professional use. With a commitment to quality and innovation, Har-tru has become the preferred choice of tennis players worldwide.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Har-Tru, LLC. Retrieved from https://idiyas.com/company/har-tru
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]
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]
1 patent (EPO):
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]