Granted Patent
Utility
US 6,055,836 · App. 09/227,741
Flange reforming apparatus
Inventors:
Miles Waterworth, Frederick W. Jowitt
Patented Case
View Patent ↗
Granted: May 2, 2000
Filed: Jan 8, 1999
Inventors
Miles Waterworth
Frederick W. Jowitt
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.