Granted Patent
Utility
US 4,457,055 · App. 06/412,573
Method for forming needled, non-woven fiber padding
Inventors:
Jere B. Ambrose, Donald D. Van Compernolle, Alfred L. Davis
Patented Case
View Patent ↗
Granted: Jul 3, 1984
Filed: Aug 30, 1982
Inventors
Jere B. Ambrose
Donald D. Van Compernolle
Alfred L. Davis
Assignee (at issue)
Northern Fibre Products Company
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.