Granted Patent
Utility
US 6,761,855 · App. 10/011,966
Column for solid phase processing
Inventors:
Ronald M. Cook, Rand Dill
Patented Case
View Patent ↗
Granted: Jul 13, 2004
Filed: Nov 5, 2001
Inventors
Ronald M. Cook
Rand Dill
Assignee (at issue)
BIOSEARCH TECHNOLOGIES, INC.
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.