Granted Patent
Utility
US 4,545,518 · App. 06/675,078
Web apparatus with variable repeat interval
Inventor:
Paul W. Bergland
Patented Case
View Patent ↗
Granted: Oct 8, 1985
Filed: Nov 26, 1984
Inventor
Paul W. Bergland
Assignee (at issue)
Zerand 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.