Granted Patent
Utility
US 5,641,864 · App. 08/311,612
Kits for high temperature reverse transcription of RNA
Inventor:
David H. Gelfand
Patented Case
View Patent ↗
Granted: Jun 24, 1997
Filed: Sep 22, 1994
Inventor
David H. Gelfand
Assignee (at issue)
HOFFMANN-LA ROCHE 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.