IP Library › Granted Patent US 6,644,944
Granted Patent Utility
US 6,644,944 · Confirmation No. 3818

UNI-DIRECTIONAL FLOW MICROFLUIDIC COMPONENTS

Inventor: Christoph D. Karp
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2009-01-06 C.AD Change of Address 1 View
2009-01-06 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2009-01-06 N417 Electronic Filing System Acknowledgment Receipt 2 View
2003-09-16 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-09-16 LET. Miscellaneous Incoming Letter 2 View
2003-09-16 DRW Drawings-only black and white line drawings 7 View
2001-11-05 TRNA Transmittal of New Application 2 View
2001-11-05 SPEC Specification 14 View
2001-11-05 CLM Claims 3 View
2001-11-05 ABST Abstract 1 View
2001-11-05 DRW Drawings-only black and white line drawings 8 View
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Quick Facts
Patent No.
US 6,644,944
App. No.
09/985,548
Filed
2001-11-05
Granted
2003-11-11
Pub. No.
US20020081222A1
Examiner
LIU, HAN L
Art Unit
3746
PTA
-81 days