Haltern
Germany
2
2005-05-12
The entities that hold a legal rights for patent applications filed by inventor Grass Michael:
Michael Grass from Haltern, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Method for the production of alicyclic polycarboxylic acid esters from partial esters of aromatic polycarboxylic acids
#2 | 2005-02-17Alicyclic polycarboxylic ester mixtures with a high trans proportion and method for the production thereof
6170950 ⎘