US Patent No: 7,463,985
Number of patents in Portfolio can not be more than 2000
Electric power quality indicator device and method
Stats
-
Dec 9, 2008
Issued date -
Feb 28, 2007
filing date -
11/679,995
serial no -
In Force
status
Importance
Loading Importance Indicators...
Abstract
A system and method of indicating power quality in an electric power system that generates an indication of power quality reflective of the worst observed power quality event over both a short and a long interval of time in which each component of the indicator is weighted by a user programmable factor to control its relative influence.
Loading the Abstract Image...
First Claim
Related Publications
Loading Related Publications...
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art
| Patent Info | (Count) | # Cites | Year |
|---|---|---|---|
|
|
|||
| 5,587,917 Data collection and processing for digital AC power system monitor/analyzer | 47 | 1994 | |
| 5,627,718 Apparatus providing protection and metering in an ac electrical system utilizing a multi-function sampling technique | 34 | 1994 | |
| 5,600,527 Circuit interrupter providing protection and waveform capture for harmonic analysis | 41 | 1994 | |
| 5,706,204 Apparatus for triggering alarms and waveform capture in an electric power system | 17 | 1996 | |
| 5,890,097 Apparatus for waveform disturbance monitoring for an electric power system | 52 | 1997 | |
| 7,050,913 Method and apparatus for monitoring power quality in an electric power distribution system | 7 | 2004 | |
| 7,054,769 Statistical method and apparatus for monitoring parameters in an electric power distribution system | 4 | 2004 | |
|
|
|||
| 6,269,316 System and method for detecting flicker in an electrical energy supply | 7 | 1998 | |
| 6,374,188 Energy meter with instrumentation systems and methods | 18 | 1998 | |
|
|
|||
| 5,825,656 Apparatus and method for power disturbance analysis by display of power quality information | 15 | 1996 | |
| 5,899,960 Apparatus and method for power disturbance analysis and storage of power quality information | 15 | 1996 | |
|
|
|||
| 6,005,759 Method and system for monitoring and controlling an electrical distribution network | 141 | 1998 | |
|
|
|||
| 2004/0024,937 Power inverter with optical isolation | 10 | 2003 | |
|
|
|||
| 6,459,997 Method for event analysis at an intelligent electronic device | 40 | 1998 | |
|
|
|||
| 5,539,651 Apparatus and method for determining the effects of harmonics on electric power systems | 10 | 1993 | |
|
|
|||
| 6,611,773 Apparatus and method for measuring and reporting the reliability of a power distribution system with improved accuracy | 16 | 2000 | |
Patent Citation Ranking
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jun 9, 2016 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jun 9, 2020 |
| Fee | Large entity fee | small entity fee | micro entity fee |
|---|---|---|---|
| Surcharge - 7.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
| Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
| Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
| Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |