Granted Patent
Utility
US 6,288,262 · App. 09/774,215
Process for the preparation of 2-methoxyethoxy-benzenes and novel 2-methoxyethoxy-benzyl cyanides
Inventors:
Guido Giffels, Claus Dreisbach
Patented Case
View Patent ↗
Granted: Sep 11, 2001
Filed: Jan 30, 2001
Inventors
Guido Giffels
Claus Dreisbach
Assignee (at issue)
Bayer Aktiengesellschaft
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.