Granted Patent
Utility
US 6,307,103 · App. 09/537,910
Process for the preparation of 1,1,1-trifluoro-2-aminoalkanes
Inventors:
Hans Peter Niedermann, Dieter Gutheil
Patented Case
View Patent ↗
Granted: Oct 23, 2001
Filed: Mar 28, 2000
Inventors
Hans Peter Niedermann
Dieter Gutheil
Assignee (at issue)
American Cyanamid Company
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.