Granted Patent
Utility
US 6,192,526 · App. 09/412,273
Top mounted flush valve for a toilet tank
Inventors:
David Nichols-Roy, Alberto C. Torres
Patented Case
View Patent ↗
Granted: Feb 27, 2001
Filed: Oct 5, 1999
Inventors
David Nichols-Roy
Alberto C. Torres
Assignee (at issue)
Lavelle Industries, 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.