Granted Patent
Utility
US 5,454,891 · App. 08/275,411
Co-nitration of trimethylolethane and triethylene glycol
Inventor:
Scott Preston
Patented Case
View Patent ↗
Granted: Oct 3, 1995
Filed: Jul 15, 1994
Inventor
Scott Preston
Assignee (at issue)
Dyno Nobel 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.