Sifting screen
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 29, 2014
Grant Date -
Oct 27, 2011
app pub date -
Dec 14, 2009
filing date -
Dec 23, 2008
priority date (Note) -
In Force
status (Latency Note)
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Importance

US Family Size
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Non-US Coverage
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Patent Longevity
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Forward Citations
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Abstract
There is provided a screen frame adapted for use in a shaker to separate solids from liquid/solid mixture and to which woven wire mesh is to be attached, comprising a plurality of intersecting elongate members (12) defining a plurality of openings (10), or cells, wherein at least one protrusion (26) in the form of an elongate rib extends partway across each opening (10).
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 | |
---|---|---|
UNITED WIRE LIMITED | JOHNSTONE HOUSE 52/54 ROSE STREET ABERDEEN AB10 1HA |
International Classification(s)

- 2009 Application Filing Year
- B07B Class
- 99 Applications Filed
- 71 Patents Issued To-Date
- 71.72 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Robertson, Graham | Edinburgh, GB | 27 | 342 |
# of filed Patents : 27 Total Citations : 342 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 0 Citation Count
- B07B Class
- 0 % this patent is cited more than
- 11 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jan 29, 2026 |
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 |
Full Text

Legal Events
Date | Code | Event | Description |
---|---|---|---|
Jan 16, 2017 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Dec 18, 2016 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Dec 18, 2016 |
Dec 18, 2016 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | |
Jul 29, 2016 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Dec 18, 2012 | I | Issuance | |
Jul 07, 2011 | P | Published | |
Mar 03, 2011 | F | Filing | |
Feb 24, 1997 | PD | Priority Date |

Matter Detail

Renewals Detail
