Granted Patent
Utility
US 5,611,451 · App. 08/522,134
Disposal container with locking closure and indicator to provide visual indication of locking of closure
Inventors:
Donald J. Mosior, Edward C. Hay
Patented Case
View Patent ↗
Granted: Mar 18, 1997
Filed: Aug 31, 1995
Inventors
Donald J. Mosior
Edward C. Hay
Assignee (at issue)
Sage Products, LLC
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.