Granted Patent
Utility
US 6,750,332 · App. 09/856,835
Salicyl alcohol derivatives
Inventors:
Ralf Otto, Albrecht Weiss
Patented Case
View Patent ↗
Granted: Jun 15, 2004
Filed: Feb 26, 2002
Inventors
Ralf Otto
Albrecht Weiss
Assignee (at issue)
Cognis Deutschland GmbH & Co. KG
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.