Method for the production of sized paper or sized cardboard, and sized paper or sized cardboard
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Jul 1, 2003
Grant Date -
N/A
app pub date -
Aug 16, 2001
filing date -
Feb 17, 1999
priority date (Note) -
Expired
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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Abstract
Size composition in the form of a water-based composition containing a hydrophobic, cellulose-reactive sizing agent and an anionic, cationic and/or amphoteric polymer comprising a cross-linked starch. The hydrophobic, cellulose-reactive sizing agent comprises an alkylketene dimer.
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 | |
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STORA ENSO AKTIEBOLAG | FALUN SE-791 80 |
International Classification(s)

- 2001 Application Filing Year
- D21H Class
- 222 Applications Filed
- 75 Patents Issued To-Date
- 33.79 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Hangkansson, Philip | Solvesborg, SE | 4 | 41 |
# of filed Patents : 4 Total Citations : 41 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 18 Citation Count
- D21H Class
- 40 % this patent is cited more than
- 22 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 |
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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 |
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Mar 22, 2010 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Feb 21, 2010 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Feb 21, 2010 |
Feb 21, 2010 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | |
Sep 28, 2009 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Feb 21, 2006 | I | Issuance | |
May 19, 2005 | P | Published | |
Dec 10, 2003 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:BARRE, CYRIL;LAPEYRONNIE, DAVID;SALAUN, GURVAN;REEL/FRAME:015236/0621 Owner name: AUXITROL S.A., FRANCE Effective Date: Dec 10, 2003 |
Dec 03, 2003 | F | Filing | |
Nov 18, 2003 | PD | Priority Date |

Matter Detail

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