Brake for use in passenger conveyor system

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9994428
SERIAL NO

15033843

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A brake for use in a passenger conveyor system is provided. The passenger conveyor system includes a drive system operable to drive a drive component in a desired direction. The brake is actuated by a reversal in direction of movement of the drive component.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • OTIS ELEVATOR COMPANY

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cheng, Jian Shanghai, CN 97 582
Dai, Du Shanghai, CN 2 3
Senger, Alois Gresten, AT 18 110

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
7.5 Year Payment $3600.00 $1800.00 $900.00 Dec 12, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Dec 12, 2029
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