Granted Patent
Utility
US 5,777,138 · App. 08/793,617
Ring-opening amidation process
Inventors:
Robin M. Bannister, Neil Henderson, Graham Ruecroft
Patented Case
View Patent ↗
Granted: Jul 7, 1998
Filed: Mar 12, 1997
Inventors
Robin M. Bannister
Neil Henderson
Graham Ruecroft
Assignee (at issue)
Chriroscience Limited
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.