Granted Patent
Utility
US 6,422,671 · App. 09/479,282
Key cabinet with staggered key panels
Inventors:
Glenn R. Lodge, C. Wayne Clyburn
Patented Case
View Patent ↗
Granted: Jul 23, 2002
Filed: Jan 6, 2000
Inventors
Glenn R. Lodge
C. Wayne Clyburn
Assignee (at issue)
Block, 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.