Granted Patent
Utility
US 6,727,042 · App. 10/169,927
Photosensitive resin composition
Inventors:
Toru Takagi, Mitsuhiro Yada, Takeshi Saitou
Patented Case
View Patent ↗
Granted: Apr 27, 2004
Filed: Jul 11, 2002
Inventors
Toru Takagi
Mitsuhiro Yada
Takeshi Saitou
Assignee (at issue)
Showa Highpolymer Co., Ltd.
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.