Granted Patent
Utility
US 5,204,422 · App. 07/863,618
Peroxide free radical initiators containing hindered amine moieties with low basicity
Inventors:
Raymond Seltzer, Roland A. E. Winter, Peter J. Schirmann
Patented Case
View Patent ↗
Granted: Apr 20, 1993
Filed: Apr 6, 1992
Inventors
Raymond Seltzer
Roland A. E. Winter
Peter J. Schirmann
Assignee (at issue)
Ciba-Geigy
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.