Granted Patent
Utility
US 6,057,477 · App. 09/293,119
Metal salt catalyzed process to oxazolines and subsequent formation of chloroketones
Inventor:
Heather Lynnette Rayle
Patented Case
View Patent ↗
Granted: May 2, 2000
Filed: Apr 16, 1999
Inventor
Heather Lynnette Rayle
Assignee (at issue)
Rohm and Haas 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.