Granted Patent
Utility
US 5,405,977 · App. 08/000,045
Process for removing organic halides from alkylene carbonates
Inventors:
Michael Cuscurida, Edward T. Marquis
Patented Case
View Patent ↗
Granted: Apr 11, 1995
Filed: Jan 4, 1993
Inventors
Michael Cuscurida
Edward T. Marquis
Assignee (at issue)
HUNTSMAN 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.