Granted Patent
Utility
US 6,835,543 · App. 08/893,759
Step agglutination immunoassay
Inventors:
Kazunori Saitoh, Mitsuhisa Manabe
Patented Case
View Patent ↗
Granted: Dec 28, 2004
Filed: Jul 11, 1997
Inventors
Kazunori Saitoh
Mitsuhisa Manabe
Assignee (at issue)
Daiichi Pure Chemicals 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.