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US 5,516,939 AGranted
Starch and grain with a novel genotype
AssigneeE. I. Du Pont de Nemours and Company
InventorsRichard W. Pearlstein, James F. Ulrich
Life of this patent
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Abstract
Grain, produced by a starch bearing plant, which is homozygous recessive for the waxy gene and heterozygous for the amylose extender gene and also one of the dull, sugary, or shrunken genes yields a starch with novel functional properties which can be utilized for foodstuffs and other applications without chemical modifications.
Claims3
A starch extracted from a grain produced by a starch bearing plant in which the genotype of said grain comprises a genome which is homozygous recessive for the waxy gene;
- heterozygous with two copies of the amylose extender gene;
- and either heterozygous for the dull gene or heterozygous for one copy of the sugary-1 or shrunken-1 gene;
- and wherein said starch has a final viscosity of at leat 75 SNU.
Dependencies are inferred from the claim text.