Starch graft polymers
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Jul 14, 1992
Issued Date -
N/A
app pub date -
Feb 5, 1991
filing date -
Feb 10, 1989
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A stable aqueous polymeric dispersion comprising a graft copolymer of thinned, gelatinized starch and one or more vinyl grafting monomers, the vinyl monomers including at least 10% by weight 1,3-butadiene is disclosed. Also disclosed are paper coating color compositions comprising the polymeric dispersions and pigments and improved high gloss papers coated with the coating color compositions.
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 | |
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PENFORD PRODUCTS COMPANY | CEDAR RAPIDS IOWA 52406 |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Martin, Verne J | Cedar Rapids, IA | 8 | 127 |
# of filed Patents : 8 Total Citations : 127 | |||
Nguyen, Charles C | Cedar Rapids, IA | 8 | 134 |
# of filed Patents : 8 Total Citations : 134 | |||
Pauley, Edward P | Jesup, IA | 11 | 151 |
# of filed Patents : 11 Total Citations : 151 |
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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 |
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