Granted Patent
Utility
US 4,837,348 · App. 06/859,148
Bonded phase chromatographic supports
Inventors:
Mark L. Stolowitz, Amy G. Taketomo
Patented Case
View Patent ↗
Granted: Jun 6, 1989
Filed: Apr 30, 1986
Inventors
Mark L. Stolowitz
Amy G. Taketomo
Assignee (at issue)
Varian, 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.