Granted Patent
Utility
US 4,998,659 · App. 07/437,247
Self-attaching fastener installation head
Inventors:
Dale H. Goodsmith, Harold T. Woods
Patented Case
View Patent ↗
Granted: Mar 12, 1991
Filed: Nov 16, 1989
Inventors
Dale H. Goodsmith
Harold T. Woods
Assignee (at issue)
Multifastener 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.