Granted Patent
Utility
US 4,843,617 · App. 07/127,700
Apparatus and method for synchronizing a communication system
Inventors:
Scott A. Marshall, Thanh Tran, A. David Milton
Patented Case
View Patent ↗
Granted: Jun 27, 1989
Filed: Dec 2, 1987
Inventors
Scott A. Marshall
Thanh Tran
A. David Milton
Assignee (at issue)
Mitel Corporation
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.