Granted Patent
Utility
US 4,508,655 · App. 06/448,331
Metal complexes of halogen-substituted o-benzenedithiols
Inventors:
Katsuyoshi Sasagawa, Masao Imai
Patented Case
View Patent ↗
Granted: Apr 2, 1985
Filed: Dec 9, 1982
Inventors
Katsuyoshi Sasagawa
Masao Imai
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.