Granted Patent
Utility
US 5,716,158 · App. 08/701,330
Expandable belt type expansion joint
Inventors:
Robert B. Hahn, Kim M. Massey, Hamid Sayar, Ann C. Van Orden
Patented Case
View Patent ↗
Granted: Feb 10, 1998
Filed: Aug 23, 1996
Inventors
Robert B. Hahn
Kim M. Massey
Hamid Sayar
Ann C. Van Orden
Assignee (at issue)
Atlantic 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.