Granted Patent
Utility
US 6,545,876 · App. 10/126,700
Technique for reducing the number of layers in a multilayer circuit board
Inventors:
Herman Kwong, Larry Marcanti
Patented Case
View Patent ↗
Granted: Apr 8, 2003
Filed: Apr 22, 2002
Inventors
Herman Kwong
Larry Marcanti
Assignee (at issue)
Nortel Networks Limited
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.