Granted Patent
Utility
US 4,411,852 · App. 06/349,794
Spinning process with a desensitized spinneret design
Inventors:
James E. Bromley, John R. Dees
Patented Case
View Patent ↗
Granted: Oct 25, 1983
Filed: Feb 18, 1982
Inventors
James E. Bromley
John R. Dees
Assignee (at issue)
Fiber Industries, 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.