Granted Patent
Utility
US 6,496,629 · App. 09/410,578
Undersea telecommunications cable
Inventors:
Chung-Shin Ma, Qian Zhong
Patented Case
View Patent ↗
Granted: Dec 17, 2002
Filed: Oct 1, 1999
Inventors
Chung-Shin Ma
Qian Zhong
Assignee (at issue)
Tycom (US) 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.