Granted Patent
Utility
US 6,341,709 · App. 09/424,791
Can with easy open end
Inventor:
Alastair Wilson
Patented Case
View Patent ↗
Granted: Jan 29, 2002
Filed: Nov 20, 1999
Inventor
Alastair Wilson
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.