Track sledding machine
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 8, 2008
Grant Date -
Aug 28, 2003
app pub date -
Jun 14, 2001
filing date -
Jun 14, 2000
priority date (Note) -
In Force
status (Latency Note)
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Importance

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Non-US Coverage
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Abstract
The invention relates to a machine for use in track sledding operations. Machine (1) comprises a wagon (2) having adjustably carried therebeneath a multibladed plough (3). A rail clamp assembly (4) is included for suspending the track above the plough during the sledding operations.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
QR LIMITED | 305 EDWARD STREET BRISBANE 4000 |
International Classification(s)

- 2001 Application Filing Year
- E02F Class
- 156 Applications Filed
- 67 Patents Issued To-Date
- 42.95 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Allen, John Phillip | Rangewood, AU | 2 | 1 |
# of filed Patents : 2 Total Citations : 1 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 1 Citation Count
- E02F Class
- 2.15 % this patent is cited more than
- 17 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
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 |
Full Text

Legal Events
Date | Code | Event | Description |
---|---|---|---|
Jul 03, 2019 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 12TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1553); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 12 |
Jun 28, 2015 | FPAY | FEE PAYMENT | year of fee payment: 8 |
Jun 26, 2011 | FPAY | FEE PAYMENT | year of fee payment: 4 |
Jan 08, 2008 | I | Issuance | |
Dec 19, 2007 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Jul 01, 2007 | AS | ASSIGNMENT | free format text: CHANGE OF NAME;ASSIGNOR:QUEENSLAND RAIL;REEL/FRAME:028137/0226 Owner name: QR LIMITED, AUSTRALIA Effective Date: Jul 01, 2007 |
Aug 28, 2003 | P | Published | |
Dec 12, 2002 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:ALLEN, JOHN PHILLIP;REEL/FRAME:013354/0509 Owner name: QUEENSLAND RAIL, AUSTRALIA Effective Date: Dec 12, 2002 |
Jun 14, 2001 | F | Filing | |
Jun 14, 2000 | PD | Priority Date |

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