Granted Patent
Utility
US 4,455,233 · App. 06/522,829
Method and apparatus for ion analysis and detection using reverse mode suppression
Inventors:
Christopher A. Pohl, Rosanne W. Slingsby, Edward L. Johnson, Leilani Angers
Patented Case
View Patent ↗
Granted: Jun 19, 1984
Filed: Aug 12, 1983
Inventors
Christopher A. Pohl
Rosanne W. Slingsby
Edward L. Johnson
Leilani Angers
Assignee (at issue)
Dionex Corporation
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.