Granted Patent
Utility
US 4,582,835 · App. 06/678,478
Analgesic compositions
Inventors:
John Lewis, John G. Lloyd-Jones
Patented Case
View Patent ↗
Granted: Apr 15, 1986
Filed: Dec 5, 1984
Inventors
John Lewis
John G. Lloyd-Jones
Assignee (at issue)
Reckitt & Colman Products 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.