Granted Patent
Utility
US 6,049,599 · App. 09/061,798
Churn amelioration system and method therefor
Inventors:
William H. McCausland, Richard J. Kehoe, Jr., Walter A. Tobin, John Paredes
Patented Case
View Patent ↗
Granted: Apr 11, 2000
Filed: Apr 16, 1998
Inventors
William H. McCausland
Richard J. Kehoe, Jr.
Walter A. Tobin
John Paredes
Assignee (at issue)
GTE Telecommunication Services 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.