Granted Patent
Utility
US 6,829,902 · App. 10/048,308
Self-cooling can
Inventor:
Paul Charles Claydon
Patented Case
View Patent ↗
Granted: Dec 14, 2004
Filed: Jan 29, 2002
Inventor
Paul Charles Claydon
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.