Granted Patent
Utility
US 6,057,296 · App. 09/240,607
Plant growth factor
Inventors:
Youji Sakagami, Yoshikatsu Matsubayashi
Patented Case
View Patent ↗
Granted: May 2, 2000
Filed: Feb 1, 1999
Inventors
Youji Sakagami
Yoshikatsu Matsubayashi
Assignee (at issue)
KYOWA HAKKO KOGYO CO., LTD.
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.