Granted Patent
Utility
US 6,256,921 · App. 09/239,274
One-piece synthetic undercarriage
Inventors:
Bradley Howard, Todd D. Cook
Patented Case
View Patent ↗
Granted: Jul 10, 2001
Filed: Jan 29, 1999
Inventors
Bradley Howard
Todd D. Cook
Assignee (at issue)
R A Brands L.L.C.
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.