Huerth
Germany
6
2007-02-01
The entities that hold a legal rights for patent applications filed by inventor Weferling Norbert:
Norbert Weferling from Huerth, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Modified polyethylenephosphinic acids and their salts
#2 | 2006-12-21Nanoparticulate phosphorus-containing flame retardant system
#3 | 2006-10-31Modified polyethylenephosphinic acids and their salts
#4 | 2006-04-20Dialkylphosphinic salts, their use, and a process for their preparation
#5 | 2006-04-06Dialkylphosphinic salts
#6 | 2005-06-23Process for preparation of dialkylphosphinic salts
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