Granted Patent
Utility
US 6,410,796 · App. 09/732,684
Process for the preparation of poly(fluoroalkyl)acetophenones
Inventors:
Wulf Kuhnle, Thomas Hopfner
Patented Case
View Patent ↗
Granted: Jun 25, 2002
Filed: Dec 8, 2000
Inventors
Wulf Kuhnle
Thomas Hopfner
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.