Granted Patent
Utility
US 6,609,677 · App. 10/061,144
Bevel ribbed core
Inventors:
James M. Seybold, Richard D. Puckett
Patented Case
View Patent ↗
Granted: Aug 26, 2003
Filed: Oct 29, 2001
Inventors
James M. Seybold
Richard D. Puckett
Assignee (at issue)
NCR Corporation
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.