Granted Patent
Utility
US 5,093,445 · App. 07/160,822
Bead polymers containing fluorine
Inventors:
Wolfgang Podszun, Carlhans Suling, Walter F. De Winter, Daniel M. Timmerman
Patented Case
View Patent ↗
Granted: Mar 3, 1992
Filed: Feb 26, 1988
Inventors
Wolfgang Podszun
Carlhans Suling
Walter F. De Winter
Daniel M. Timmerman
Assignee (at issue)
Agfa-Gevaert NV
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.