% Expired Patents = 100.0

Forward Citations = 33

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2 inventors (with patents filed for the assignee):

Darrell D Campbell (3 out of 7 patents)

Dana Sander (2 out of 2 patents)

3 patents: Sort by Forward Citations

1. 6854426 - Portable corral apparatus (2005-02-15),

2. 6729267 - Expandable corral for attachment to a horse trailer (2004-05-04),

3. 6725808 - Portable corral apparatus (2004-04-27),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#1 in Buffalo Gap, SD

#113 in South Dakota

#73,904 in US

Buffalo Gap, SD, United States of America

Prairie Ridge Partners

Forward Citations = 33

2 inventors:

Darrell D Campbell (3 out of 7 patents)

Dana Sander (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Prairie Ridge Partners. Retrieved from https://idiyas.com/company/prairie-ridge-partners

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]