IP Library › Granted Patent US 6,499,504
Granted Patent Utility
US 6,499,504 · Confirmation No. 1073

METHOD AND CONTROL SYSTEM FOR CONTROLLING MULTIPLE COMPRESSORS

Inventor: Ernest J. Wichert
Patented Case View Patent ↗ View Publication ↗
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2010-11-04 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-11-04 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-10-28 PA.. Power of Attorney 1 View
2010-10-28 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2010-10-28 N417 Electronic Filing System Acknowledgment Receipt 2 View
2010-07-19 PA.. Power of Attorney 1 View
2010-07-19 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2010-07-19 N417 Electronic Filing System Acknowledgment Receipt 2 View
2010-04-29 PA.. Power of Attorney 1 View
2010-04-29 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2010-04-29 N417 Electronic Filing System Acknowledgment Receipt 2 View
2009-07-07 PA.. Power of Attorney 2 View
2009-07-07 N417 Electronic Filing System Acknowledgment Receipt 2 View
2002-05-09 TRNA Transmittal of New Application 3 View
2002-05-09 SPEC Specification 26 View
2002-05-09 CLM Claims 7 View
2002-05-09 ABST Abstract 1 View
2002-05-09 DRW Drawings-only black and white line drawings 5 View
2002-05-09 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,499,504
App. No.
10/142,368
Filed
2002-05-09
Granted
2002-12-31
Pub. No.
US20020170606A1
Examiner
LEE, KEVIN L
Art Unit
3753
PTA
0 days