Granted Patent
Utility
US 6,311,533 · App. 09/529,114
Method and apparatus for forming features in cans
Inventors:
Philip Knight, Stuart Monro
Patented Case
View Patent ↗
Granted: Nov 6, 2001
Filed: Apr 7, 2000
Inventors
Philip Knight
Stuart Monro
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.