Granted Patent
Utility
US 4,627,619 · App. 06/696,705
Abdominal and back weight type exercising device
Inventors:
Gary L. Rockwell, Randall N. Bartlett
Patented Case
View Patent ↗
Granted: Dec 9, 1986
Filed: Jan 31, 1985
Inventors
Gary L. Rockwell
Randall N. Bartlett
Assignee (at issue)
Diversified Products, LLC
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.