Granted Patent
Utility
US 6,754,635 · App. 09/439,382
Method and apparatus for automating the conduct of surveys over a network system
Inventors:
Charles B. Hamlin, Leroy Smith
Patented Case
View Patent ↗
Granted: Jun 22, 2004
Filed: Nov 15, 1999
Inventors
Charles B. Hamlin
Leroy Smith
Assignee (at issue)
I.X Co., Ltd.
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.