Granted Patent
Utility
US 6,074,583 · App. 08/935,217
Method and apparatus for compression molding plastic articles
Inventor:
Keith W. Ingram
Patented Case
View Patent ↗
Granted: Jun 13, 2000
Filed: Sep 22, 1997
Inventor
Keith W. Ingram
Assignee (at issue)
Owens-Illinois Closure Inc.
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.