Granted Patent
Utility
US 5,382,673 · App. 08/039,450
Process for preparing florfenicol, its analogs and oxazoline intermediates thereto
Inventors:
Jon E. Clark, Doris P. Schumacher, Guang-Zhong Wu
Patented Case
View Patent ↗
Granted: Jan 17, 1995
Filed: Apr 22, 1993
Inventors
Jon E. Clark
Doris P. Schumacher
Guang-Zhong Wu
Assignee (at issue)
SCHERING CORPORATION
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.