Granted Patent
Utility
US 4,435,147 · App. 06/367,653
Split injection mold
Inventors:
William H. Myers, Dennis L. Dundas
Patented Case
View Patent ↗
Granted: Mar 6, 1984
Filed: Apr 12, 1982
Inventors
William H. Myers
Dennis L. Dundas
Assignee (at issue)
Hoover Universal, 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.