IP Library Granted Patent US 6,544,412
Granted Patent Utility
US 6,544,412 · Confirmation No. 3393

FILTER INCLUDING TEMPERATURE AND PRESSURE RESPONSIVE BYPASS

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Code Description Pages PDF
2025-12-08 OATH Oath or Declaration filed 53 View
2025-12-03 OATH Oath or Declaration filed 53 View
2002-03-21 TRNA Transmittal of New Application 2 View
2002-03-21 ABST Abstract 1 View
2002-03-21 DRW Drawings-only black and white line drawings 3 View
2001-10-23 TRNA Transmittal of New Application 2 View
2001-10-23 SPEC Specification 10 View
2001-10-23 CLM Claims 4 View
2001-10-23 ABST Abstract 1 View
2001-10-23 DRW Drawings-only black and white line drawings 3 View
2001-10-23 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,544,412
App. No.
10/045,573
Filed
2001-10-23
Granted
2003-04-08
Pub. No.
US20020139731A1
Art Unit
1723
PTA
-63 days