Granted Patent
Utility
US 6,586,597 · App. 09/857,566
Continuous process for the preparation of optically pure decahydroisoquinolinecarboxamide
Inventors:
Sang-Hoon Park, Byoung-Sung Kwak, Tae Yun Kim, In Lee, Seung Hoon Oh
Patented Case
View Patent ↗
Granted: Jul 1, 2003
Filed: Sep 4, 2001
Inventors
Sang-Hoon Park
Byoung-Sung Kwak
Tae Yun Kim
In Lee
Seung Hoon Oh
Assignee (at issue)
SK HOLDINGS 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.