Granted Patent
Utility
US 4,483,759 · App. 06/394,537
Actinic radiation cured polyurethane acrylic copolymer
Inventors:
Michael Szycher, Donald Dempsey, Jonathan L. Rolfe
Patented Case
View Patent ↗
Granted: Nov 20, 1984
Filed: Jul 2, 1982
Inventors
Michael Szycher
Donald Dempsey
Jonathan L. Rolfe
Assignee (at issue)
Thermedics, 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.