Granted Patent
Utility
US 4,475,271 · App. 06/373,083
Process and apparatus for producing uniform fibrous web at high rate of speed
Inventors:
Ernest G. Lovgren, Prashant K. Goyal
Patented Case
View Patent ↗
Granted: Oct 9, 1984
Filed: Apr 29, 1982
Inventors
Ernest G. Lovgren
Prashant K. Goyal
Assignee (at issue)
Chicopee
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.