Granted Patent
Utility
US 6,178,560 · App. 09/326,418
Helmet fitting system
Inventors:
Peter David Halstead, Cherie Alexander
Patented Case
View Patent ↗
Granted: Jan 30, 2001
Filed: Jun 4, 1999
Inventors
Peter David Halstead
Cherie Alexander
Assignee (at issue)
Southern Impact Research Center, 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.