Granted Patent
Utility
US 6,468,465 · App. 09/550,530
Plastic injection molding with reduced dimensional variations using gas pressure and secondary plastic injection
Inventor:
Robert E. Hildebrand
Patented Case
View Patent ↗
Granted: Oct 22, 2002
Filed: Apr 17, 2000
Inventor
Robert E. Hildebrand
Assignee (at issue)
Xerox 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.