Granted Patent
Utility
US 6,410,207 · App. 09/480,161
Positive photosensitive composition, positive photosensitive lithographic printing plate and method for making positive photosensitive lithographic printing plate
Inventors:
Hideki Nagasaka, Akihisa Murata
Patented Case
View Patent ↗
Granted: Jun 25, 2002
Filed: Jan 10, 2000
Inventors
Hideki Nagasaka
Akihisa Murata
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.