Freiburg
Germany
8
2024-08-22
The entities that hold a legal rights for patent applications filed by inventor Hummel Andreas:
Andreas Hummel from Freiburg, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
PROCESS FOR THE MANUFACTURE OF CARBOXYLIC ANHYDRIDE
#2 | 2020-05-07Method and device for purifying acetone/water mixtures by means of double-effect distillation
#3 | 2017-11-16Process for the manufacture of carboxylic anhydride
#4 | 2017-08-10Process for the recovery of carboxylic acid and wood treatment process
#5 | 2017-06-22Process for the recovery of carboxylic acid and wood treatment process
#6 | 2016-08-18Acylation process
#7 | 2015-02-19Process for the recovery of acetic acid
#8 | 2011-01-20Highly cohesive composite polymer materials, preparation thereof and, E.G., cigarette filters comprising same
1073751 ⎘