Granted Patent
Utility
US 6,280,982 · App. 08/230,879
Process for production of dihomo-.gamma.-linolenic acid and lipid containing same
Inventors:
Hiroshi Kawashima, Kengo Akimoto, Hideaki Yamada, Sakayu Shimizu
Patented Case
View Patent ↗
Granted: Aug 28, 2001
Filed: Apr 20, 1994
Inventors
Hiroshi Kawashima
Kengo Akimoto
Hideaki Yamada
Sakayu Shimizu
Assignee (at issue)
SUNTORY HOLDINGS LIMITED
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.