Granted Patent
Utility
US 6,143,157 · App. 09/394,498
Plating permeable cores
Inventors:
Lance Lynn Andrus, Cruz R. Calderon, Craig R. Davidson, Patrizio Vinciarelli
Patented Case
View Patent ↗
Granted: Nov 7, 2000
Filed: Sep 13, 1999
Inventors
Lance Lynn Andrus
Cruz R. Calderon
Craig R. Davidson
Patrizio Vinciarelli
Assignee (at issue)
VLT, 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.