Granted Patent
Utility
US 6,141,833 · App. 09/331,324
Plant for producing a non-woven fiber product
Inventor:
Birger Elmgaard S.o slashed.rensen
Patented Case
View Patent ↗
Granted: Nov 7, 2000
Filed: Jun 18, 1999
Inventor
Birger Elmgaard S.o slashed.rensen
Assignee (at issue)
M&J Fibretech A/S
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.