Granted Patent
Utility
US 6,553,635 · App. 09/651,607
Button snap flap closure
Inventors:
Clarence F. Howell, Frank A. Howell
Patented Case
View Patent ↗
Granted: Apr 29, 2003
Filed: Aug 30, 2000
Inventors
Clarence F. Howell
Frank A. Howell
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.