Granted Patent
Utility
US 6,355,276 · App. 08/234,723
Adhesive drug delivery composition
Inventors:
Lisbeth Illum, Paul Williams, Antony James Caston
Patented Case
View Patent ↗
Granted: Mar 12, 2002
Filed: Apr 28, 1994
Inventors
Lisbeth Illum
Paul Williams
Antony James Caston
Assignee (at issue)
West Pharmacuetical Services Drug Delivery & Clinical
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.