Granted Patent
Utility
US 4,308,787 · App. 06/120,201
Priority flow divider
Inventors:
Donald J. Parquet, Donald R. King
Patented Case
View Patent ↗
Granted: Jan 5, 1982
Filed: Feb 11, 1980
Inventors
Donald J. Parquet
Donald R. King
Assignee (at issue)
J. I. Case Company
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.