Granted Patent
Utility
US 5,525,684 · App. 08/376,146
Phenolic resin composition
Inventors:
Tomoyuki Kawabata, Shigeru Iimuro, Teruo Yuasa
Patented Case
View Patent ↗
Granted: Jun 11, 1996
Filed: Jan 20, 1995
Inventors
Tomoyuki Kawabata
Shigeru Iimuro
Teruo Yuasa
Assignee (at issue)
Mitsui Toatsu Chemicals, Incorporated
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.