Granted Patent
Utility
US 4,370,122 · App. 06/278,237
Apparatus for runnerless injection compression molding of thermosetting materials
Inventors:
W. Andrew Dannels, Robert W. Bainbridge
Patented Case
View Patent ↗
Granted: Jan 25, 1983
Filed: Jun 29, 1981
Inventors
W. Andrew Dannels
Robert W. Bainbridge
Assignee (at issue)
Occidental Chemical 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.