IP Library Granted Patent US 6,722,145
Granted Patent Utility
US 6,722,145 · Confirmation No. 2795

HIGH EFFICIENCY VERY-LOW TEMPERATURE MIXED REFRIGERANT SYSTEM WITH RAPID COOL DOWN

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Code Description Pages PDF
2004-03-03 IFEE Issue Fee Payment (PTO-85B) 2 View
2002-12-10 TRNA Transmittal of New Application 4 View
2002-12-10 A.PE Preliminary Amendment 4 View
2002-12-10 SPEC Specification 30 View
2002-12-10 CLM Claims 3 View
2002-12-10 ABST Abstract 1 View
2002-12-10 DRW Drawings-only black and white line drawings 4 View
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Quick Facts
Patent No.
US 6,722,145
App. No.
10/316,176
Filed
2002-12-10
Granted
2004-04-20
Pub. No.
US20030115894A1
Art Unit
3744
PTA
0 days