Granted Patent
Utility
US 5,696,286 · App. 08/109,861
Process for the preparation of aromatic-substituted aliphatic carboxylic acids
Inventors:
Deepak R. Patil, George A. Knesel, Patricia Pringle
Patented Case
View Patent ↗
Granted: Dec 9, 1997
Filed: Aug 9, 1993
Inventors
Deepak R. Patil
George A. Knesel
Patricia Pringle
Assignee (at issue)
ALBEMARLE 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.