Granted Patent
Utility
US 5,572,167 · App. 08/509,613
Method and apparatus for a phase-locked loop circuit with holdover mode
Inventors:
John M. Alder, Hendricus M. H. Bontekoe
Patented Case
View Patent ↗
Granted: Nov 5, 1996
Filed: Jul 31, 1995
Inventors
John M. Alder
Hendricus M. H. Bontekoe
Assignee (at issue)
LUCENT TECHNOLOGIES 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.