Essen
Germany
6
2012-03-29
The entities that hold a legal rights for patent applications filed by inventor Pfeffer Jan:
Jan Pfeffer from Essen, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
COMPOSITIONS BASED ON DIISOCYANATES OBTAINED FROM RENEWABLE RAW MATERIALS
#2 | 2012-03-29REACTIVE DERIVATIVES ON THE BASIS OF DIANHYDROHEXITOL-BASED ISOCYANATES
#3 | 2012-03-22USE OF ISOCYANATES BASED ON RENEWABLE RAW MATERIALS
#4 | 2011-11-03Method for producing 2,6-dioxabicyclo-(3.3.0)-octane-4,8-dione
#5 | 2011-10-13METHOD FOR PRODUCING ALDEHYDES AND KETONES FROM PRIMARY AND SECONDARY ALCOHOLS
#6 | 2011-03-24METHOD FOR DERACEMIZATION OF ENANTIOMER MIXTURES
3127162 ⎘