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USPTO: us-12635647 · published 2026-05-26 · patents · A01H 6/4684· A01H 5/10

Plants and seeds of hybrid corn variety CH010509

Pith reviewed 2026-05-28 11:31 UTC · model grok-4.3

classification patents A01H 6/4684A01H 5/10
keywords hybrid cornseed varietyplant breedingcorn hybrid CH010509inbred linesATCC depositNCMA deposit
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0 comments X

The pith

A hybrid corn seed CH010509 is produced by crossing inbred lines CV181138 and CV955045, with deposits specified for each parent.

A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.

The paper claims a specific seed of hybrid corn variety CH010509 obtained from the cross of two named parent varieties. It identifies the parents by their deposit accession numbers and asserts that this cross yields the claimed hybrid. The document centers on establishing the hybrid's origin and reproducibility through those deposited lines. A reader would care because the claim defines a concrete, depositable plant material that can be used for seed production and further breeding.

Core claim

A seed of hybrid corn variety CH010509 is produced by crossing a first plant of variety CV181138 with a second plant of variety CV955045, wherein representative seeds of said varieties CV181138 and CV955045 are deposited under ATCC Accession No. PTA-123825 and NCMA Accession No. 202306058, respectively.

What carries the argument

The specific parental cross between deposited inbred lines CV181138 and CV955045 that generates the hybrid seed CH010509.

If this is right

  • Seed of CH010509 can be produced at scale by repeating the stated parental cross using the deposited lines.
  • The hybrid can be propagated and sold as a distinct commercial corn variety.
  • Further breeding programs can use CH010509 or its parents as starting material under the deposit terms.

Where Pith is reading between the lines

These are editorial extensions of the paper, not claims the author makes directly.

  • Farmers or seed companies could test yield or disease resistance of CH010509 in regional field trials to decide adoption.
  • The deposit system allows independent labs to recreate the hybrid and verify uniformity claims.
  • Similar deposit-based claims for other corn hybrids could be compared directly using the same accession references.

Load-bearing premise

The two named parent varieties are genetically stable and distinct enough to produce a uniform, reproducible hybrid offspring when crossed.

What would settle it

Grow plants from the deposited seeds of CV181138 and CV955045, perform the cross, and check whether the resulting plants and seeds match the morphological and genetic description given for CH010509.

read the original abstract

1 . A seed of hybrid corn variety CH010509, produced by crossing a first plant of variety CV181138 with a second plant of variety CV955045, wherein representative seeds of said varieties CV181138 and CV955045 are deposited under ATCC Accession No. PTA-123825 and NCMA Accession No. 202306058, respectively.

Editorial analysis

A structured set of objections, weighed in public.

Desk editor's note, referee report, simulated authors' rebuttal, and a circularity audit. Tearing a paper down is the easy half of reading it; the pith above is the substance, this is the friction.

Referee Report

0 major / 1 minor

Summary. The manuscript is a single-sentence patent claim asserting rights to a seed of hybrid corn variety CH010509 obtained by crossing inbred parent lines CV181138 (ATCC PTA-123825) and CV955045 (NCMA 202306058). No experimental data, phenotypic description, uniformity data, or genetic characterization appear in the text.

Significance. The document functions solely as a legal instrument for plant-variety protection. It contains no scientific result, derivation, or reproducible observation that could be assessed for novelty or utility within a research journal.

minor comments (1)
  1. The provided text consists only of the abstract/claim; no methods, results, or discussion sections are present that would normally be required for peer review.

Simulated Author's Rebuttal

3 responses · 1 unresolved

We thank the referee for the review. This document is a U.S. patent claim for plant variety protection rather than a manuscript submitted to a research journal; its content and format are governed by patent statutes and USPTO requirements, not by standards for scientific novelty or reproducibility.

read point-by-point responses
  1. Referee: The manuscript is a single-sentence patent claim asserting rights to a seed of hybrid corn variety CH010509 obtained by crossing inbred parent lines CV181138 (ATCC PTA-123825) and CV955045 (NCMA 202306058). No experimental data, phenotypic description, uniformity data, or genetic characterization appear in the text.

    Authors: Correct. A patent claim is intentionally concise and recites only the legal scope of the invention. Supporting data, phenotypic descriptions, and deposit information are provided in the full patent specification and in the referenced public deposits, as required by 35 U.S.C. § 112 and USPTO plant patent practice. revision: no

  2. Referee: The document functions solely as a legal instrument for plant-variety protection. It contains no scientific result, derivation, or reproducible observation that could be assessed for novelty or utility within a research journal.

    Authors: We agree that the document is a legal instrument. It is not offered as a scientific article and therefore does not contain the experimental sections expected in a journal submission. revision: no

  3. Referee: reject

    Authors: Rejection is appropriate if the document was submitted to a research journal; the authors did not intend such submission. The claim meets the statutory requirements for a plant patent or utility patent claiming a hybrid variety. revision: no

standing simulated objections not resolved
  • Absence of experimental data or phenotypic characterization inside the claim sentence itself (inherent to patent claim drafting)

Circularity Check

0 steps flagged

No derivation chain present; patent is a deposit-based naming claim

full rationale

The document is a utility patent claim that defines hybrid corn variety CH010509 solely by parentage and two ATCC/NCMA seed deposits. No equations, fitted parameters, predictions, ansatzes, or uniqueness theorems appear. The single sentence in the abstract (and identical claim language) is a definitional statement, not a derivation that could reduce to its inputs. No self-citation load-bearing steps exist. This is the normal, non-circular case for a plant variety patent.

Axiom & Free-Parameter Ledger

0 free parameters · 0 axioms · 0 invented entities

The claim rests on the unstated premise that the deposited lines are distinct, uniform, and produce a stable hybrid. No free parameters, invented entities, or additional axioms are stated.

pith-pipeline@v0.9.0 · 5643 in / 907 out tokens · 29144 ms · 2026-05-28T11:31:31.321813+00:00 · methodology

discussion (0)

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