Granted Patent
Utility
US 6,297,331 · App. 08/868,863
Organosiloxanyl derivatives of alkanediol monovinyl ethers, process for their preparation, their modification and their use as paint additives
Inventors:
Georg Feldmann-Krane, Wolfgang Josten, Rolf-Dieter Langenhagen, Gerhard Reusmann, Stefan Silber, Werner Spratte, Stefan Stadtmuller
Patented Case
View Patent ↗
Granted: Oct 2, 2001
Filed: Jun 4, 1997
Inventors
Georg Feldmann-Krane
Wolfgang Josten
Rolf-Dieter Langenhagen
Gerhard Reusmann
Stefan Silber
Werner Spratte
Stefan Stadtmuller
Assignee (at issue)
Th. Goldschmidt. AG
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.