Granted Patent
Utility
US 4,468,149 · App. 06/467,097
Assembly for anchoring an element to a slab
Inventors:
David L. Kelly, Frank E. Turner
Patented Case
View Patent ↗
Granted: Aug 28, 1984
Filed: Feb 16, 1983
Inventors
David L. Kelly
Frank E. Turner
Assignee (at issue)
Burke, Inc.
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.