Granted Patent
Utility
US 4,609,502 · App. 06/701,725
Process for preparing unsaturated nitriles from alkanes
Inventors:
Sargis Khoobiar, Arnold J. Shapiro
Patented Case
View Patent ↗
Granted: Sep 2, 1986
Filed: Feb 14, 1985
Inventors
Sargis Khoobiar
Arnold J. Shapiro
Assignee (at issue)
The Halcon SD Group, Inc.
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.