Company Badge
USPTO Data Jan 1 1976 - Oct 13 2026
1 Patents
#433 in Indianapolis, IN
#1,999 in Indiana
#136,844 in US
Van Duprin, Inc.
Forward Citations = 8
3 inventors:
Indianapolis, IN, United States of America
Van Duprin, Inc.
Forward Citations = 8
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3 inventors (with patents filed for the assignee):
William P Dye (1 out of 17 patents)
Richard B Cohrs (1 out of 10 patents)
Herbert W Hoffman (1 out of 1 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Van Duprin, Inc.. Retrieved from https://idiyas.com/company/van-duprin
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]
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]