IP Library Granted Patent US 6,755,620
Granted Patent Utility
US 6,755,620 · Confirmation No. 3456

INDEPENDENT ROTATIONAL SPEED CONTROL OF MULTI-STAGE VARIABLE SPEED COMPRESSOR

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Code Description Pages PDF
2004-04-29 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-02-20 TRNA Transmittal of New Application 2 View
2002-02-20 ADS Application Data Sheet 2 View
2002-02-20 SPEC Specification 17 View
2002-02-20 CLM Claims 3 View
2002-02-20 ABST Abstract 1 View
2002-02-20 DRW Drawings-only black and white line drawings 3 View
2002-02-20 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,755,620
App. No.
10/077,753
Filed
2002-02-20
Granted
2004-06-29
Pub. No.
US20020119050A1
Art Unit
3746
PTA
0 days