Granted Patent
Utility
US 5,149,730 · App. 07/537,316
Epoxy resin composition
Inventors:
Yasuyuki Murata, Isako Konishi, Ryohei Tanaka, Yoshinori Nakanishi
Patented Case
View Patent ↗
Granted: Sep 22, 1992
Filed: Jun 13, 1990
Inventors
Yasuyuki Murata
Isako Konishi
Ryohei Tanaka
Yoshinori Nakanishi
Assignee (at issue)
SHELL OIL COMPANY
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.