Granted Patent
Utility
US 4,359,422 · App. 06/117,778
Acid stabilized compositions of 2,2,2-trichloro-1-(N-hydrocarbylpyrryl-2)-ethanol
Inventor:
Michael J. Dagani
Patented Case
View Patent ↗
Granted: Nov 16, 1982
Filed: Feb 1, 1980
Inventor
Michael J. Dagani
Assignee (at issue)
Ethyl 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.