Granted Patent
Utility
US 5,760,255 · App. 08/666,446
Process for the conversion of hydroxyl groups into the corresponding fluorine compounds
Inventors:
Helmut Vorbruggen, Barbel Bennua-Skalmowski
Patented Case
View Patent ↗
Granted: Jun 2, 1998
Filed: Jun 25, 1996
Inventors
Helmut Vorbruggen
Barbel Bennua-Skalmowski
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.