Granted Patent
Utility
US 4,576,853 · App. 06/626,468
Multi-layer pleated textile fiber product
Inventors:
Edward A. Vaughn, Michael L. Clymin
Patented Case
View Patent ↗
Granted: Mar 18, 1986
Filed: Jun 29, 1984
Inventors
Edward A. Vaughn
Michael L. Clymin
Assignee (at issue)
C.H. Masland & Sons
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.