Granted Patent
Utility
US 5,146,011 · App. 07/718,737
Preparation of chlorohydrins
Inventors:
Ming-Tung Shen, John A. Wojtowicz
Patented Case
View Patent ↗
Granted: Sep 8, 1992
Filed: Jun 21, 1991
Inventors
Ming-Tung Shen
John A. Wojtowicz
Assignee (at issue)
Olin 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.