Granted Patent
Utility
US 5,588,680 · App. 08/566,726
Pipe lap joint with improved collapsible sealing zone
Inventors:
Scott T. Cassel, Michael E. Amedure
Patented Case
View Patent ↗
Granted: Dec 31, 1996
Filed: Dec 4, 1995
Inventors
Scott T. Cassel
Michael E. Amedure
Assignee (at issue)
BKS Company, LLC
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.