Granted Patent
Utility
US 5,536,741 · App. 08/455,863
Diaminocyclobutene-3,4-diones
Inventors:
Madelene M. Antane, John A. Butera, Bradford H. Hirth, Schuyler A. Antane
Patented Case
View Patent ↗
Granted: Jul 16, 1996
Filed: May 31, 1995
Inventors
Madelene M. Antane
John A. Butera
Bradford H. Hirth
Schuyler A. Antane
Assignee (at issue)
Amerimas Home Products, 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.