Granted Patent
Utility
US 6,204,375 · App. 09/127,435
Methods and reagents for preserving RNA in cell and tissue samples
Inventor:
Eric Lader
Patented Case
View Patent ↗
Granted: Mar 20, 2001
Filed: Jul 31, 1998
Inventor
Eric Lader
Assignee (at issue)
Ambion, 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.