# US 7,608,765 B1 · Plants and seeds of corn variety CV840071

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- Number: US 7,608,765 B1
- Document ID: US7608765B1
- Status: Granted
- Kind: B1
- Application number: 12/113,194
- Filed: 2008-04-30
- Published: 2009-11-05
- Granted: 2009-10-27
- Earliest claimed: 2008-04-30
- Assignees: Monsanto Technology LLC
- Inventors: Belgin Cukadar
- Web page: https://patentgrep.com/patent/US7608765B1

## CPC

- A01H 6/4684: {Zea mays [maize]}
- A01H 5/10: Seeds
- A01H: NEW PLANTS OR {NON-TRANSGENIC} PROCESSES FOR OBTAINING THEM; PLANT REPRODUCTION BY TISSUE CULTURE TECHNIQUES

## Abstract

According to the invention, there is provided seed and plants of the corn variety designated CV840071. The invention thus relates to the plants, seeds and tissue cultures of the variety CV840071, and to methods for producing a corn plant produced by crossing a corn plant of variety CV840071 with itself or with another corn plant, such as a plant of another variety. The invention further relates to corn seeds and plants produced by crossing plants of variety with plants of another variety, such as another inbred line. The invention further relates to the inbred and hybrid genetic complements of plants of variety CV840071.

## Claims

### Claim 1

A seed of corn variety CV840071, wherein a sample of seed of corn variety CV840071 has been deposited under ATCC Accession No. PTA-10196.

### Claim 2

A plant of corn variety CV840071, wherein a sample of seed of corn variety CV840071 has been deposited under ATCC Accession No. PTA-10196.

### Claim 3 (depends on 2)

A plant part of the plant of claim 2.

### Claim 4 (depends on 3)

The plant part of claim 3, further defined as pollen, an ovule or a cell.

### Claim 5 (depends on 2)

A tissue culture of regenerable cells of the plant of claim 2.

### Claim 6 (depends on 5)

The tissue culture of claim 5, wherein the regenerable cells are from embryos, meristematic cells, pollen, leaves, roots, root tips, anther, pistil, flower, seed, boll or stem.

### Claim 7 (depends on 5)

A corn plant regenerated from the tissue culture of claim 5, wherein the regenerated corn plant expresses all of the physiological and morphological characteristics of the corn variety CV840071, wherein a sample of seed of corn variety CV840071 has been deposited under ATCC Accession No. PTA-10196.

### Claim 8 (depends on 2)

A method of producing corn seed, comprising crossing the plant of claim 2 with itself or a second corn plant.

### Claim 9 (depends on 2)

An F1 hybrid seed produced by crossing the plant of claim 2 with a second, distinct corn plant.

### Claim 10 (depends on 9)

An F1 hybrid plant grown from the seed of claim 9.

### Claim 11

A method of producing a plant of corn variety CV840071 comprising an added desired trait, the method comprising introducing a transgene conferring the desired trait into a plant of corn variety CV840071, wherein a sample of seed of corn variety CV840071 has been deposited under ATCC Accession No. PTA-10196.

### Claim 12 (depends on 11)

The method of claim 11, wherein the desired trait is selected from the group consisting of male sterility, herbicide tolerance, insect or pest resistance, disease resistance, modified fatty acid metabolism, and modified carbohydrate metabolism.

### Claim 13 (depends on 12)

The method of claim 12, wherein the desired trait is herbicide tolerance and the tolerance is conferred to an herbicide selected from the group consisting of glyphosate, sulfonylurea, imidazalinone, dicamba, glufosinate, phenoxy proprionic acid, cycloshexone, triazine, benzonitrile and broxynil.

### Claim 14 (depends on 11)

The method of claim 11, wherein the desired trait is insect resistance and the transgene encodes a Bacillus thuringiensis (Bt) endotoxin.

### Claim 15 (depends on 11)

A plant produced by the method of claim 11, wherein the plant comprises the desired trait and otherwise comprises all of the physiological and morphological characteristics of corn variety CV840071 when grown in the same environmental conditions, wherein a sample of seed of corn variety CV840071 has been deposited under ATCC Accession No. PTA-10196.

### Claim 16

A method of introducing a single locus conversion into corn variety CV840071 comprising:
(a) crossing a plant of variety CV840071 with a second plant comprising a desired single locus to produce F1 progeny plants, wherein a sample of seed of corn variety CV840071 has been deposited under ATCC Accession No. PTA-10196;
(b) selecting F1 progeny plants that have the single locus to produce selected F1 progeny plants;
(c) crossing the selected progeny plants with at least a first plant of variety CV840071 to produce backcross progeny plants;
(d) selecting at least a first backcross progeny plant that has the single locus to produce selected backcross progeny plants; and
(e) repeating steps (c) and (d) until at least a first progeny plant is produced that comprises the single locus and otherwise comprises all of the physiological and morphological characteristics of corn variety CV840071 when grown in the same environmental conditions.

### Claim 17 (depends on 16)

The method of claim 16, wherein the single locus confers a trait selected from the group consisting of male sterility, herbicide tolerance, insect or pest resistance, disease resistance, modified fatty acid metabolism, and modified carbohydrate metabolism.

### Claim 18 (depends on 17)

The method of claim 17, wherein the trait is tolerance to an herbicide selected from the group consisting of glyphosate, sulfonylurea, imidazalinone, dicamba, glufosinate, phenoxy proprionic acid, cycloshexone, triazine, benzonitrile and broxynil.

### Claim 19 (depends on 17)

The method of claim 17, wherein the trait is insect resistance and the insect resistance is conferred by a transgene encoding a Bacillus thuringiensis endotoxin.

### Claim 20 (depends on 16)

A plant produced by the method of claim 16.

### Claim 21

A method of producing an inbred corn plant derived from the corn variety CV840071, the method comprising the steps of:
(a) preparing a progeny plant derived from corn variety CV840071 by crossing a plant of the corn variety CV840071 with a corn plant of a second variety, wherein a sample of seed of corn variety CV840071 has been deposited under ATCC Accession No. PTA-10196;
(b) crossing the progeny plant with itself or a second plant to produce a seed of a progeny plant of a subsequent generation;
(c) growing a progeny plant of a subsequent generation from said seed and crossing the progeny plant of a subsequent generation with itself or a second plant; and
(d) repeating steps (b) and (c) with sufficient inbreeding until an inbred corn plant derived from the corn variety CV840071 is produced.

### Claim 22 (depends on 10)

A method of producing a commodity plant product comprising obtaining the plant of claim 10 or a part thereof and producing said commodity plant product therefrom.

### Claim 23 (depends on 22)

The method of claim 22, wherein the commodity plant product is starch, seed oil, corn syrup or protein.
