Granted Patent
Utility
US 6,420,608 · App. 09/446,233
Process for the preparation of trifluoromethyl acetophenone
Inventor:
Adriano Indolese
Patented Case
View Patent ↗
Granted: Jul 16, 2002
Filed: Dec 16, 1999
Inventor
Adriano Indolese
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.