Granted Patent
Utility
US 5,977,862 · App. 08/840,621
Polymer high voltage current limiters packaged in series
Inventor:
Van Doan Pham
Patented Case
View Patent ↗
Granted: Nov 2, 1999
Filed: Apr 25, 1997
Inventor
Van Doan Pham
Assignee (at issue)
GEC Alsthom T&D SA
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.