Granted Patent
Utility
US 5,411,856 · App. 08/179,471
Carbamyl-substituted bis(vinylsulfonyl) methane hardeners
Inventors:
Edgar E. Riecke, Kenneth G. Harbison
Patented Case
View Patent ↗
Granted: May 2, 1995
Filed: Jan 10, 1994
Inventors
Edgar E. Riecke
Kenneth G. Harbison
Assignee (at issue)
EASTMAN KODAK COMPANY
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.