EPO Patents = 1

Trademarks = 15

Forward Citations = 64

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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: Sort by Forward Citations

1. 10704206 - Sub-irrigated tennis court (2020-07-07),

2. 10435851 - Sub-irrigated tennis court (2019-10-08),

3. 4844455 - Tennis net tightening apparatus (1989-07-04),

4. 4832526 - Underground watering system (1989-05-23),

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.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

4 Patents

#49 in Charlottesville, VA

#1,090 in Virginia

#58,967 in US

Charlottesville, VA, United States of America

Har-tru, LLC

Forward Citations = 64

4 inventors:

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)

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1 patent (EPO):

Please report any incorrect information to support@idiyas.com