Plants and seeds of hybrid corn variety CH010542
Pith reviewed 2026-05-28 08:31 UTC · model grok-4.3
The pith
A seed of hybrid corn variety CH010542 is defined by the cross of CV705135 and CV851273 using deposited reference seeds.
A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.
Core claim
The paper asserts that a seed of hybrid corn variety CH010542 is produced by crossing a first plant of variety CV705135 with a second plant of variety CV851273, where representative seeds of the two parental varieties have been deposited under NCMA Accession No. 202306091 and NCMA Accession No. 202306087 respectively.
What carries the argument
The hybrid seed CH010542 defined by the stated parental cross and the two accessioned seed deposits that serve as the reference genetic material.
If this is right
- Any plant grown from the described seed falls under the claimed variety.
- Subsequent generations obtained by selfing or crossing the hybrid remain traceable to the deposited parental lines.
- Commercial production or sale of seed matching this description requires a license from the patent holder.
Where Pith is reading between the lines
- The patent creates a legal boundary around a single, narrowly defined hybrid rather than a broader breeding method.
- Farmers or breeders could test whether existing commercial hybrids fall inside or outside this boundary by comparing DNA profiles to the deposited accessions.
Load-bearing premise
The deposited seed lots actually match the named parental varieties and retain the genetic identity needed to reproduce the claimed hybrid.
What would settle it
Genetic fingerprinting of plants grown from the deposited seeds that shows the resulting hybrid does not match the declared parentage or cannot be stably reproduced as CH010542.
read the original abstract
1 . A seed of hybrid corn variety CH010542, produced by crossing a first plant of variety CV705135 with a second plant of variety CV851273, wherein representative seeds of said varieties CV705135 and CV851273 are deposited under NCMA Accession No. 202306091 and NCMA Accession No. 202306087, respectively.
Editorial analysis
A structured set of objections, weighed in public.
Referee Report
Summary. The manuscript is a US patent application claiming a seed of hybrid corn variety CH010542 produced by crossing variety CV705135 (NCMA Accession No. 202306091) with variety CV851273 (NCMA Accession No. 202306087), together with the corresponding plants, seeds, tissue cultures, and methods of producing the hybrid.
Significance. If the deposits are valid and the varieties are distinct and stable, the claim would establish legal protection for a specific corn hybrid; however, the text supplies no phenotypic, genotypic, or agronomic data to support distinctness, uniformity, or stability.
major comments (1)
- The single claim (p. 1) is a pure definitional statement of parentage and deposit numbers; no supporting data, trial results, or morphological descriptors are provided anywhere in the manuscript, so the central assertion cannot be evaluated for technical correctness.
Simulated Author's Rebuttal
We appreciate the referee's review. This document is a US patent application whose single claim is enabled by the referenced deposits under 37 CFR 1.801-1.809; it is not a scientific manuscript and therefore contains no phenotypic or agronomic data tables.
read point-by-point responses
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Referee: The single claim (p. 1) is a pure definitional statement of parentage and deposit numbers; no supporting data, trial results, or morphological descriptors are provided anywhere in the manuscript, so the central assertion cannot be evaluated for technical correctness.
Authors: The claim recites a hybrid seed produced by crossing two deposited inbred lines. Enablement is satisfied by the NCMA deposits of CV705135 and CV851273; under USPTO practice for plant patents and utility patents claiming hybrids, the accession numbers themselves constitute the required written description and enablement. Distinctness, uniformity, and stability data are not part of the claim language and are not required to be present in the specification for this form of claim. revision: no
- Referee evaluates the document against scientific-publication standards rather than USPTO enablement and deposit rules applicable to plant-variety claims.
Circularity Check
No significant circularity
full rationale
The document is a standard plant-patent claim whose validity rests on the legal effect of the two NCMA deposits rather than on any derivation, measurement, or internal consistency that could be checked from the text. No unsupported assumption or contradiction appears inside the claim itself. No equations, fitted parameters, predictions, or self-citation chains exist.
discussion (0)
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