Granted Patent
Utility
US 5,330,345 · App. 07/914,145
Apparatus and method for continuously winding a length of material into a helical form
Inventors:
Christopher W. Strock, Rachel E. Hefner, Shelly Petronis, Rene M. Cooper
Patented Case
View Patent ↗
Granted: Jul 19, 1994
Filed: Jul 16, 1992
Inventors
Christopher W. Strock
Rachel E. Hefner
Shelly Petronis
Rene M. Cooper
Assignees (at issue)
Sheridan Catheter Corp.
Rensselaer Polytechnic Institute
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.