Granted Patent
Utility
US 5,770,130 · App. 08/708,519
Method and apparatus for compression molding plastic articles
Inventors:
Keith W. Ingram, David C. Thompson
Patented Case
View Patent ↗
Granted: Jun 23, 1998
Filed: Sep 5, 1996
Inventors
Keith W. Ingram
David C. Thompson
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.