IP Library › Granted Patent US 4,340,563
Granted Patent Utility
US 4,340,563 · App. 06/146,450

Method for forming nonwoven webs

Inventors: David W. Appel, Michael Tod Morman
Patented Case View Patent ↗
Granted: Jul 20, 1982 Filed: May 5, 1980
Inventors
David W. Appel
Michael Tod Morman
Assignee (at issue)
Kimberly-Clark 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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 4,340,563
App. No.
06/146,450
Filed
1980-05-05
Granted
1982-07-20
Kind
A