Granted Patent
Utility
US 5,125,779 · App. 07/701,843
Sheet metal nails with coated heads
Inventors:
Peter Thomas Hallock, John R. Barker
Patented Case
View Patent ↗
Granted: Jun 30, 1992
Filed: May 17, 1991
Inventors
Peter Thomas Hallock
John R. Barker
Assignee (at issue)
ES Products
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.