Granted Patent
Utility
US 5,744,512 · App. 08/618,701
Coreactive photoinitiators
Inventors:
Manfred Kohler, Jorg Ohngemach, Eike Poetsch, Rudolf Eidenschink, Gerhard Greber, Dieter Dorsch, Jurgen Gehlhaus, Konrad Dorfner, Hans-Ludwig Hirsch
Patented Case
View Patent ↗
Granted: Apr 28, 1998
Filed: Mar 20, 1996
Inventors
Manfred Kohler
Jorg Ohngemach
Eike Poetsch
Rudolf Eidenschink
Gerhard Greber
Dieter Dorsch
Jurgen Gehlhaus
Konrad Dorfner
Hans-Ludwig Hirsch
Assignee (at issue)
Ciba Specialty Chemicals Corporation
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.