Granted Patent
Utility
US 6,113,381 · App. 09/257,141
Injection molding valve member actuating mechanism
Inventors:
Jobst U. Gellert, Simon Chu
Patented Case
View Patent ↗
Granted: Sep 5, 2000
Filed: Feb 22, 1999
Inventors
Jobst U. Gellert
Simon Chu
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.