Lifting machine base assembly for a machine tool
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Feb 25, 2014
Grant Date -
Apr 12, 2012
app pub date -
Oct 5, 2011
filing date -
Oct 7, 2010
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A lifting machine base assembly for use in a machine tool includes a machine base and a lateral wheel set. The lateral wheel set includes two lateral wheel frames respectively pivotally connected to two opposite sidewalls of the machine base, and a wheel shaft rotatably inserted through the machine base and eccentrically connected between the lateral wheel frames. A driving member is fastened to one end of the wheel shaft and operable to raise and lower the lateral wheel frames relative to the machine base and to further force the lateral wheels into contact with the floor to lift the machine base partially or wholly from the floor, allowing the operator to conveniently move the machine tool to a desired position by rotation of the lateral wheels.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
REXON INDUSTRIAL CORP LTD | NO 261 JEN HWA ROAD TALI TAICHUNG 41279 |
International Classification(s)

- 2011 Application Filing Year
- B60B Class
- 236 Applications Filed
- 165 Patents Issued To-Date
- 69.92 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Chiu, Cheng-Hung | Taichung, TW | 26 | 179 |
# of filed Patents : 26 Total Citations : 179 |
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Aug 25, 2025 |
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 |
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Legal Events
Date | Code | Event | Description |
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Jun 23, 2021 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4 |
Jan 10, 2018 | PD | Priority Date | |
Jan 09, 2018 | I | Issuance | |
Dec 20, 2017 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
May 05, 2016 | P | Published | |
Oct 30, 2014 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:QI, GONGSHIN;PERRY, KEVIN L.;REEL/FRAME:034068/0023 Owner name: GM GLOBAL TECHNOLOGY OPERATIONS LLC, MICHIGAN Effective Date: Oct 30, 2014 |
Oct 29, 2014 | F | Filing |

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