Granted Patent
Utility
US 6,626,813 · App. 09/551,094
Cushioning conversion system and method for making a coil of cushioning product
Inventors:
Richard O. Ratzel, James A. Simmons, Joseph J. Harding, Edward W. Lintala, Thomas E. Manley
Patented Case
View Patent ↗
Granted: Sep 30, 2003
Filed: Apr 18, 2000
Inventors
Richard O. Ratzel
James A. Simmons
Joseph J. Harding
Edward W. Lintala
Thomas E. Manley
Assignee (at issue)
Ranpak Corp.
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.