Granted Patent
Utility
US 6,653,915 · App. 09/378,351
Coaxial transmission lines having grounding troughs on a printed circuit board
Inventors:
John K. Arledge, Joaquin Barreto, Thomas J. Swirbel, Jeffrey A. Underwood
Patented Case
View Patent ↗
Granted: Nov 25, 2003
Filed: Aug 20, 1999
Inventors
John K. Arledge
Joaquin Barreto
Thomas J. Swirbel
Jeffrey A. Underwood
Assignee (at issue)
Motorola, 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.