Granted Patent
Utility
US 5,908,769 · App. 08/829,591
Solvent-free method for reacting short-chain alcohols and acids using C. antarctica lipase immobilized to acrylic resin
Inventors:
Byung Hyung Lee, Soon Ook Hwang, Nam Ryun Cho
Patented Case
View Patent ↗
Granted: Jun 1, 1999
Filed: Mar 31, 1997
Inventors
Byung Hyung Lee
Soon Ook Hwang
Nam Ryun Cho
Assignee (at issue)
Yukong 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.