Granted Patent
Utility
US 5,364,756 · App. 08/018,357
Method of cryopreserving a suspension of biological material
Inventors:
Stephen A. Livesey, Anthony A. del Campo, Abhijit Nag
Patented Case
View Patent ↗
Granted: Nov 15, 1994
Filed: Feb 16, 1993
Inventors
Stephen A. Livesey
Anthony A. del Campo
Abhijit Nag
Assignee (at issue)
LifeCell 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.