IP Library › Granted Patent US 6,681,807
Granted Patent Utility
US 6,681,807 · Confirmation No. 9612

ASYMMETRIC BIDIRECTIONAL FLOW DEVICE

Inventor: Gary N. Byrd
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2003-11-13 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-11-13 OATH Oath or Declaration filed 2 View
2003-10-14 LET. Miscellaneous Incoming Letter 1 View
2003-10-14 DRW Drawings-only black and white line drawings 4 View
2002-07-15 TRNA Transmittal of New Application 2 View
2002-07-15 SPEC Specification 8 View
2002-07-15 CLM Claims 2 View
2002-07-15 ABST Abstract 1 View
2002-07-15 DRW Drawings-only black and white line drawings 4 View
2002-07-15 OATH Oath or Declaration filed 1 View
2002-07-15 LET. Miscellaneous Incoming Letter 1 View
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Quick Facts
Patent No.
US 6,681,807
App. No.
10/194,243
Filed
2002-07-15
Granted
2004-01-27
Pub. No.
US20040007277A1
Art Unit
3752
PTA
-174 days