Granted Patent
Utility
US 6,351,981 · App. 09/526,518
Base forming
Inventors:
Frederick W. Jowitt, Ian Kenneth Scholey, William Woulds
Patented Case
View Patent ↗
Granted: Mar 5, 2002
Filed: Mar 16, 2000
Inventors
Frederick W. Jowitt
Ian Kenneth Scholey
William Woulds
Assignee (at issue)
Crown Cork & Seal Technologies Corporation
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.