Granted Patent
Utility
US 5,364,784 · App. 07/972,366
Method for delivering oxygen to a cell culture medium
Inventors:
Richard Fike, James M. Kubiak
Patented Case
View Patent ↗
Granted: Nov 15, 1994
Filed: Nov 5, 1992
Inventors
Richard Fike
James M. Kubiak
Assignee (at issue)
LIFE TECHNOLOGIES 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.