Granted Patent
Utility
US 6,596,445 · App. 09/338,152
O-acyloxime photoinitiators
Inventors:
Akira Matsumoto, Hidetaka Oka, Masaki Ohwa, Hisatoshi Kura, Jean-Luc Birbaum, Kurt Dietliker
Patented Case
View Patent ↗
Granted: Jul 22, 2003
Filed: Jun 23, 1999
Inventors
Akira Matsumoto
Hidetaka Oka
Masaki Ohwa
Hisatoshi Kura
Jean-Luc Birbaum
Kurt Dietliker
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.