PROCESS TO PREPARE A SURFACE-REACTED CALCIUM CARBONATE IMPLEMENTING A WEAK ACID, RESULTING PRODUCTS AND USES THEREOF
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United States of America Patent
Stats
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N/A
Issued Date -
Aug 6, 2015
app pub date -
Apr 14, 2015
filing date -
Jun 15, 2009
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present application relates to a process for preparing a surface-reacted calcium carbonate in an aqueous environment. The process according to the present invention aims at avoiding the mandatory implementation of medium-strong to strong acids. Another aspect of the present invention is directed to an aqueous suspension of surface-reacted calcium carbonate which is obtainable by the inventive process.
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 | |
---|---|---|
OMYA INTERNATIONAL AG | OFTRINGEN |
International Classification(s)

- 2015 Application Filing Year
- C09C Class
- 258 Applications Filed
- 201 Patents Issued To-Date
- 77.91 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Gane, Patrick AC | Rothrist, CH | 189 | 637 |
# of filed Patents : 189 Total Citations : 637 | |||
Gerard, Daniel E | Basel, CH | 39 | 147 |
# of filed Patents : 39 Total Citations : 147 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 1 Citation Count
- C09C Class
- 17.78 % this patent is cited more than
- 10 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 | Feb 6, 2027 |
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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