Granted Patent
Utility
US 5,849,763 · App. 08/549,408
Use of levobupivacaine as an anesthetic agent
Inventors:
Hazel Judith Bardsley, Robert William Gristwood, Andrew John McGlashan Richards
Patented Case
View Patent ↗
Granted: Dec 15, 1998
Filed: Oct 27, 1995
Inventors
Hazel Judith Bardsley
Robert William Gristwood
Andrew John McGlashan Richards
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.