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For the Inventor, By the Inventor

DE

Hoechst Trepaphan Gmbh


USPTO Granted Patents = 1

% Expired Patents = 100.0

Forward Citations = 12

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3 inventors (with patents filed for the assignee):

goldMedal Robert Hansohn (1 out of 5 patents)

silverMedal Angela Speith-Herfurth (1 out of 4 patents)

bronzeMedal Stefan Bunk (1 out of 1 patent)


1 patent:

1. 6811886 - Multi-layer biaxially oriented polypropylene film having an improved barrier, a method for the production thereof, and the use thereof (2004-11-02),
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USPTO Data Jan 1 1976 - Oct 13 2026

1 Patents

#670 in

#15,369 in Germany

DE
DE

Hoechst Trepaphan Gmbh

Forward Citations = 12

3 inventors:

goldMedal Robert Hansohn (1 out of 5 patents)

silverMedal Angela Speith-Herfurth (1 out of 4 patents)

bronzeMedal Stefan Bunk (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hoechst Trepaphan Gmbh. Retrieved from https://idiyas.com/company/hoechst-trepaphan

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]
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