Granted Patent
Utility
US 5,955,479 · App. 08/628,689
Levobupivacaine for managing chronic pain
Inventors:
Hazel Judith Bardsley, Laurence E. Mather
Patented Case
View Patent ↗
Granted: Sep 21, 1999
Filed: Jul 22, 1996
Inventors
Hazel Judith Bardsley
Laurence E. Mather
Assignee (at issue)
Darwin Discovery 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.