Granted Patent
Utility
US 5,128,103 · App. 07/629,661
Apparatus for automatically processing magnetic solid phase reagents
Inventors:
Chi-Chin Wang, Robert T. McKeever, Marshall L. Salyers
Patented Case
View Patent ↗
Granted: Jul 7, 1992
Filed: Dec 14, 1990
Inventors
Chi-Chin Wang
Robert T. McKeever
Marshall L. Salyers
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND 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.