Granted Patent
Utility
US 6,662,958 · App. 10/062,115
Composite closure having disk tightening feature
Inventors:
Galen German, James L. Martin
Patented Case
View Patent ↗
Granted: Dec 16, 2003
Filed: Jan 31, 2002
Inventors
Galen German
James L. Martin
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.