Granted Patent
Utility
US 6,548,620 · App. 09/977,415
Epoxy resin composition and process for producing the same
Inventor:
Yasuyuki Murata
Patented Case
View Patent ↗
Granted: Apr 15, 2003
Filed: Oct 16, 2001
Inventor
Yasuyuki Murata
Assignee (at issue)
Japan Epoxy Resins 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.