Granted Patent
Utility
US 6,572,929 · App. 09/758,950
Apparatus and methods for applying liquid finish to synthetic filaments
Inventors:
Carl R. Holzer, Jr., Richard T. Phelps, III, Gary W. Hanwell
Patented Case
View Patent ↗
Granted: Jun 3, 2003
Filed: Jan 12, 2001
Inventors
Carl R. Holzer, Jr.
Richard T. Phelps, III
Gary W. Hanwell
Assignee (at issue)
BASF SE
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.