Granted Patent
Utility
US 5,935,616 · App. 08/969,756
Injection molding apparatus having inter-manifold melt transfer bushings
Inventors:
Jobst U. Gellert, Denis Babin
Patented Case
View Patent ↗
Granted: Aug 10, 1999
Filed: Nov 13, 1997
Inventors
Jobst U. Gellert
Denis Babin
Assignee (at issue)
Mold-Masters Limited
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.