Granted Patent
Utility
US 6,499,612 · App. 09/917,060
Telescoping boom assembly with rounded profile sections and interchangeable wear pads
Inventors:
Daniel L. Harrgington, Shannon Murphy
Patented Case
View Patent ↗
Granted: Dec 31, 2002
Filed: Jul 27, 2001
Inventors
Daniel L. Harrgington
Shannon Murphy
Assignees (at issue)
LINK-BELT CONSTRUCTION EQUIPMENT CO., LLLP
SUMITOMO CONSTRUCTION MACHINERY CO., LTD.
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.