Granted Patent
Utility
US 5,626,952 · App. 08/573,059
Process for sizing spun yarns
Inventors:
Michael L. McAbee, Warren S. Perkins, Donald H. Shomake
Patented Case
View Patent ↗
Granted: May 6, 1997
Filed: Dec 15, 1995
Inventors
Michael L. McAbee
Warren S. Perkins
Donald H. Shomake
Assignee (at issue)
Callaway 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.