Granted Patent
Utility
US 6,777,211 · App. 10/019,957
Process for producing hydroxylated fatty acid and delta-lactone
Inventors:
Chiaki Saitoh, Yukiko Masuda, Atsushi Yashiro, Hiroki Ishiguro
Patented Case
View Patent ↗
Granted: Aug 17, 2004
Filed: Jan 7, 2002
Inventors
Chiaki Saitoh
Yukiko Masuda
Atsushi Yashiro
Hiroki Ishiguro
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.