Granted Patent
Utility
US 6,645,697 · App. 10/079,408
Photopolymerizable composition and photopolymerizable lithographic printing plate
Inventor:
Toshiyuki Urano
Patented Case
View Patent ↗
Granted: Nov 11, 2003
Filed: Feb 22, 2002
Inventor
Toshiyuki Urano
Assignee (at issue)
MITSUBISHI CHEMICAL 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.