Granted Patent
Utility
US 4,429,095 · App. 06/352,206
Polymerizable compositions comprising derivatives of mono-(alkylene ureido alkyl) ureas and bis-(alkylene ureido alkyl) ureas
Inventors:
Joseph M. Sandri, John W. Calentine, Seymour M. Linder, Yves J. Billioux
Patented Case
View Patent ↗
Granted: Jan 31, 1984
Filed: Feb 25, 1982
Inventors
Joseph M. Sandri
John W. Calentine
Seymour M. Linder
Yves J. Billioux
Assignee (at issue)
Alcolac, 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.