Elevator drive

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9051157
APP PUB NO 20140020985A1
SERIAL NO

13733794

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A method for monitoring a brake which is operated by a spring force and a device for monitoring the force, comprising the steps of taking into account a force which is required to load or bias at least one spring by means of the device for monitoring the force.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
THYSSENKRUPP ELEVATOR AG45143 ESSEN

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Breidenstein, Olaf Vellmar, DE 3 11
Gessner, Torsten Ratingen, DE 3 11
Hermann, Gunther Lichtenwald, DE 3 10
Jetter, Markus Filderstadt, DE 9 33
Mollgaard, Nils-Anton Schorndorf, DE 2 5
Resag, Uwe Aichtal, DE 5 36
Schulze, Jochen Reutlingen, DE 5 36
Vogler, Eberhard Neuhausen, DE 5 23
Wilhelm, Andreas Waschenbeuren, DE 13 103

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
11.5 Year Payment $7400.00 $3700.00 $1850.00 Dec 9, 2026
Fee Large entity fee small entity fee micro entity fee
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