Granted Patent
Utility
US 5,742,135 · App. 08/693,000
System for maintaining polarity synchronization during AMI data transfer
Inventor:
Robert W. Horst
Patented Case
View Patent ↗
Granted: Apr 21, 1998
Filed: Jun 28, 1996
Inventor
Robert W. Horst
Assignee (at issue)
Tandem Computers Incorporated
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.