Granted Patent
Utility
US 4,007,871 · App. 05/631,546
Centrifuge fluid container
Inventors:
Alan L. Jones, Robert M. Kellogg
Patented Case
View Patent ↗
Granted: Feb 15, 1977
Filed: Nov 13, 1975
Inventors
Alan L. Jones
Robert M. Kellogg
Assignee (at issue)
International Business Machines 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.