Granted Patent
Utility
US 6,756,705 · App. 09/783,179
Linear stepper motor
Inventor:
Robert Pulford, Jr.
Patented Case
View Patent ↗
Granted: Jun 29, 2004
Filed: Feb 12, 2001
Inventor
Robert Pulford, Jr.
Assignee (at issue)
TRI-TECH CORPORATION
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.