Granted Patent
Utility
US 6,672,487 · App. 10/164,948
Fluid dispensing closure, package and method of manufacture
Inventor:
Richard D. Lohrman
Patented Case
View Patent ↗
Granted: Jan 6, 2004
Filed: Jun 7, 2002
Inventor
Richard D. Lohrman
Assignee (at issue)
Owens-Illinois Closure Inc.
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.