IP Library Granted Patent US 6,296,821
Granted Patent Utility
US 6,296,821 · App. 09/422,039

Complex shaped fiber for particle and molecular filtration

Inventors: Neil H. Hendricks, Jeff Miller, Ron Rohrbach, Dan Bause, Peter D. Unger, Adel George Tannous, Randy R. LeClaire, William McGeever
Patented Case View Patent ↗
Granted: Oct 2, 2001 Filed: Oct 12, 1999
Inventors
Neil H. Hendricks
Jeff Miller
Ron Rohrbach
Dan Bause
Peter D. Unger
Adel George Tannous
Randy R. LeClaire
William McGeever
Assignee (at issue)
AlliedSignal, 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 6,296,821
App. No.
09/422,039
Filed
1999-10-12
Granted
2001-10-02
Kind
A