Granted Patent
Utility
US 4,672,045 · App. 06/658,456
Method for assaying antigen-antibody reactions and reagent thereof
Inventors:
Satoshi Tsutsui, Tadamitsu Sudo, Michio Ito
Patented Case
View Patent ↗
Granted: Jun 9, 1987
Filed: Oct 9, 1984
Inventors
Satoshi Tsutsui
Tadamitsu Sudo
Michio Ito
Assignee (at issue)
Mitsubishi Chemical Industries, 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.