Granted Patent
Utility
US 4,378,316 · App. 06/242,415
Halogenated esters
Inventor:
Roger K. Huff
Patented Case
View Patent ↗
Granted: Mar 29, 1983
Filed: Mar 10, 1981
Inventor
Roger K. Huff
Assignee (at issue)
IMPERIAL CHEMICAL INDUSTRIES LIMITED
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.