Granted Patent
Utility
US 6,723,337 · App. 09/509,303
Transdermal drug delivery system for anti-inflammatory analgesic agent comprising diclofenac diethylammonium salt, and the manufacturing method thereof
Inventors:
Jin Song, Chul-min Park, Young Kwon Choi, Heon Han Lee, Yong Shim, Hye Jeong Yoon
Patented Case
View Patent ↗
Granted: Apr 20, 2004
Filed: Jun 19, 2000
Inventors
Jin Song
Chul-min Park
Young Kwon Choi
Heon Han Lee
Yong Shim
Hye Jeong Yoon
Assignee (at issue)
SAMYANG CORPORATION
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.