Granted Patent
Utility
US 5,129,180 · App. 07/624,891
Temperature sensitive seed germination control
Inventor:
Ray F. Stewart
Patented Case
View Patent ↗
Granted: Jul 14, 1992
Filed: Dec 7, 1990
Inventor
Ray F. Stewart
Assignee (at issue)
Landec Labs 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.