Cement surface grinding device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11654523
SERIAL NO

17120293

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A cement surface grinding device includes a central disk which is extended upwards with a central shaft; the central disk being rotary with respect to the central shaft; at least one outer rotary disk arranged around the central disk; a bottom of the outer rotary disk being installed with a grinding sheet; and a rotary frame arranged above the central disk and the at least one outer rotary disk; the rotary frame including a connecting frame and a plurality of connecting rods; an upper side of the central shaft being connected to a central hole of a seat and the seat being connected to a lower side of the connecting frame; each outer rotary disk being formed with an outer belt wheel and the central disk being formed with a connecting element; and a belt winding around the connecting element and the outer belt wheel.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
PAI MING CHENGNO 18-1 RONGHUA 3RD ST CHANGZHI TOWNSHIP PINGTUNG COUNTY 908122 TAIWAN (R O C ) PINGTUNG COUNTY
LI SHUN-JHONGNO 64 HEPING RD LUJHOU DIST NEW TAIPEI CITY 247027 TAIWAN (R O C ) NEW TAIPEI CITY
YANG YUN-JUINO 7 LN 111 HEPING RD LUJHOU DIST NEW TAIPEI CITY 247027 TAIWAN (R O C ) NEW TAIPEI CITY

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Li, Shun-Jhong New Taipei, TW 1 0
Wang, Yun-Ciao Kaohsiung, TW 1 0
Yang, Yun-Jui New Taipei, TW 2 0

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 23, 2026
7.5 Year Payment $3600.00 $1800.00 $900.00 Nov 23, 2030
11.5 Year Payment $7400.00 $3700.00 $1850.00 Nov 23, 2034
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