Granted Patent
Utility
US 6,325,127 · App. 09/229,847
Ultrasonic sewing machine and bonding wheel assembly
Inventor:
Randy Mac Waldrop
Patented Case
View Patent ↗
Granted: Dec 4, 2001
Filed: Jan 12, 1999
Inventor
Randy Mac Waldrop
Assignee (at issue)
Kappler Protective Apparel & Fabrics
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.