Light-emitting tip for a crutch

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9644827
APP PUB NO 20170023220A1
SERIAL NO

14807039

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A light-emitting tip disposed at the bottom end of a crutch includes a sleeve fitted around the bottom end of the crutch; a sleeve holder coupled to the sleeve to receive the bottom end of the crutch; a base coupled to a bottom end of the sleeve holder to form a receiving space; at least one light-emitting component fixed to the base from above and disposed between the sleeve holder and the base to emit light continuously or flashes to give an alert or provide illumination to protect users against danger in darkness; and a control component coupled to the at least one light-emitting component to determine whether to turn on and turn off the at least one light-emitting component, wherein the bottom end of the sleeve holder is made of a transparent material penetrable by any light ray emitted from the at least one light-emitting component.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
CHIEN LI-SHENGTAIPEI

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chien, Li-Sheng Taipei, TW 12 68
Ho, Chien-Chang Taipei, TW 18 86

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 Nov 9, 2020
7.5 Year Payment $3600.00 $1800.00 $900.00 Nov 9, 2024
11.5 Year Payment $7400.00 $3700.00 $1850.00 Nov 9, 2028
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