Granted Patent
Utility
US 4,038,284 · App. 05/646,823
N-acylation of oxazolidines
Inventor:
Harold M. Pitt
Patented Case
View Patent ↗
Granted: Jul 26, 1977
Filed: Jan 7, 1976
Inventor
Harold M. Pitt
Assignee (at issue)
Stauffer Chemical 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.