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USPTO Data Jan 1 1976 - Oct 20 2026
1 Patents
#6 in La Porte, IN
#2,002 in Indiana
#136,919 in US
Weiss Prestaining, Inc.
Forward Citations = 6
5 inventors:
La Porte, IN, United States of America
Weiss Prestaining, Inc.
% Expired Patents = 100.0
Forward Citations = 6
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5 inventors (with patents filed for the assignee):
Marek Gnatowski (1 out of 8 patents)
Andrew Koutsandreas (1 out of 7 patents)
Christopher H Weiss (1 out of 1 patent)
4. Michael G Weiss (1 out of 1 patent)
5. Harley L Weiss (1 out of 1 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Weiss Prestaining, Inc.. Retrieved from https://idiyas.com/company/weiss-prestaining
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]