Granted Patent
Utility
US 5,728,882 · App. 08/628,181
Preparation of substituted aromatic amines
Inventors:
Edward L. Wheeler, Russell E. Malz, Jr.
Patented Case
View Patent ↗
Granted: Mar 17, 1998
Filed: Apr 4, 1996
Inventors
Edward L. Wheeler
Russell E. Malz, Jr.
Assignee (at issue)
Uniroyal Chemical Company, Inc.
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.