Current control apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11747841
APP PUB NO 20210165433A1
SERIAL NO

17116522

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

An apparatus for a load tap changer includes a first primary winding electrically connected to a first contact, the first contact configured to connect to one of a plurality of taps in a load tap changer; a second contact, the second contact configured to connect to one of the plurality of taps in the load tap changer; a magnetic core; and a control circuit including: a secondary winding configured to magnetically couple to the first primary winding and the magnetic core; and an electrical network electrically connected to the secondary winding, the electrical network being configured to prevent magnetic saturation of the magnetic core during switching of the first or second contact.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
EATON INTELLIGENT POWER LIMITED30 PEMBROKE ROAD DUBLIN D04Y0C2

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Schaar, Jonathan Michael Greenfield, US 7 14
Zhao, Tiefu Huntersville, US 15 142

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 Mar 5, 2027
7.5 Year Payment $3600.00 $1800.00 $900.00 Mar 5, 2031
11.5 Year Payment $7400.00 $3700.00 $1850.00 Mar 5, 2035
Fee Large entity fee small entity fee micro entity fee
Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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