Granted Patent
Utility
US 6,350,921 · App. 09/034,143
Process for the production of a dihydroxybenzene and dicarbinol from diisopropylbenzene
Inventors:
Raj B. Durairaj, Vaughn J. Romell, Michael N. Tackie, Thomas K. Volek
Patented Case
View Patent ↗
Granted: Feb 26, 2002
Filed: Feb 24, 1998
Inventors
Raj B. Durairaj
Vaughn J. Romell
Michael N. Tackie
Thomas K. Volek
Assignee (at issue)
Indspec Chemical 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.