Granted Patent
Utility
US 5,283,370 · App. 07/998,980
Process for the partial dehydration of a crude water-wet organic stream of the monohydroperoxide of p-diisopropylbenzene
Inventors:
J. Ronald Hilderbrand, Stephan B. Meydell, III
Patented Case
View Patent ↗
Granted: Feb 1, 1994
Filed: Dec 31, 1992
Inventors
J. Ronald Hilderbrand
Stephan B. Meydell, III
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.