Granted Patent
Utility
US 4,185,564 · App. 05/844,665
Trailer hitch yoke positioning assembly
Inventors:
Patricia S. Stoller, James C. Hammonds, John O. Kloepper, Arnold Schlobohm
Patented Case
View Patent ↗
Granted: Jan 29, 1980
Filed: Oct 25, 1977
Inventors
Patricia S. Stoller
James C. Hammonds
John O. Kloepper
Arnold Schlobohm
Assignee (at issue)
ACF Industries Incorporated
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.