Oldenburg
Germany
4
2022-12-29
The entities that hold a legal rights for patent applications filed by inventor Wendel Stephan:
Stephan Wendel from Oldenburg, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
PREPARATION OF POLYURETHANE SYSTEMS
#2 | 2019-04-04Polyurethane foam production process, pre-mix, formulation, and product
#3 | 2019-01-17Delayed action gelling catalyst compositions and methods for making polyurethane polymers
#4 | 2018-08-02N,N,N'-Trimethyl-Bis-(Aminoethyl) Ether and its Derivatives as Catalysts for Polyurethanes
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