Granted Patent
Utility
US 6,434,981 · App. 09/795,846
Combination lock
Inventors:
Steven A. Fantl, James L. Welch, Jesse Marcelle, John W. Grosz, Edward A. Raleigh
Patented Case
View Patent ↗
Granted: Aug 20, 2002
Filed: Mar 1, 2001
Inventors
Steven A. Fantl
James L. Welch
Jesse Marcelle
John W. Grosz
Edward A. Raleigh
Assignee (at issue)
Master Lock Company LLC
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.