Granted Patent
Utility
US 6,221,297 · App. 09/405,017
Method of manufacturing a transformer coil with a disposable wrap and band mold and integrated winding mandrel
Inventors:
Thomas J. Lanoue, Wayne Lambert, Charles H. Sarver
Patented Case
View Patent ↗
Granted: Apr 24, 2001
Filed: Sep 27, 1999
Inventors
Thomas J. Lanoue
Wayne Lambert
Charles H. Sarver
Assignee (at issue)
ABB Power T&D Company Inc.
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.