Plants and seeds of hybrid corn variety CH010439

Christian J. Buffard, Jefferson, CO (US); Fufa H. Birru, Willmar, MN (US); Pragya Adhikari, Ankeny, IA (US); Rafael A. Mateo, Sun Prairie, WI (US); Silvano Assanga Ocheya, Farmington, MN (US)

USPTO: us-12622388 · published 2026-05-12 · patents · A01H 6/4684· A01H 5/10

Plants and seeds of hybrid corn variety CH010439

Pragya Adhikari, Ankeny, IA (US) , Fufa H. Birru, Willmar, MN (US) , Christian J. Buffard, Jefferson, CO (US) , Rafael A. Mateo, Sun Prairie, WI (US) , Silvano Assanga Ocheya, Farmington, MN (US) This is my paper

Pith reviewed 2026-05-16 19:30 UTC · model grok-4.3

classification patents A01H 6/4684A01H 5/10

keywords hybrid cornCH010439CV972960CV899591seed depositNCMA accessionplant variety

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The pith

A seed of hybrid corn variety CH010439 is produced by crossing plant varieties CV972960 and CV899591.

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

The paper describes a specific hybrid corn variety obtained from a controlled cross between two inbred parent lines. Representative seeds of each parent have been deposited in a public collection under accession numbers that allow future users to repeat the identical cross. The resulting hybrid seed carries the genetic combination that defines variety CH010439 and is claimed as the protected subject matter.

Core claim

The seed of hybrid corn variety CH010439 is produced by crossing a first plant of variety CV972960 with a second plant of variety CV899591, with representative seeds of the parent varieties deposited under NCMA Accession No. 202306055 and NCMA Accession No. 202206087, respectively.

What carries the argument

The controlled cross between deposited inbred lines CV972960 and CV899591 that generates the hybrid seed of CH010439.

Load-bearing premise

The deposited seed samples of the two parent varieties remain viable and genetically identical to the originals so that the same cross can be recreated.

What would settle it

Grow plants from the deposited parent seeds, perform the stated cross, and check whether the resulting seed and plants match the morphological and agronomic description given for CH010439.

read the original abstract

1 . A seed of hybrid corn variety CH010439, produced by crossing a first plant of variety CV972960 with a second plant of variety CV899591, wherein representative seeds of said varieties CV972960 and CV899591 are deposited under NCMA Accession No. 202306055 and NCMA Accession No. 202206087, 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.

Desk Editor's Note private letter to a colleague

This is a routine utility patent that registers one new corn hybrid by naming its two deposited inbred parents; nothing more.

read the letter

The document defines hybrid CH010439 as the cross of inbreds CV972960 and CV899591, with the lines deposited at NCMA under the stated accession numbers. That specific parental combination and the resulting named variety are new on their face, and the deposit system supplies the legal enablement required for a plant patent. The text is internally consistent because it makes no performance claims, no yield data, and no stability assertions that would need verification beyond the physical seeds themselves. In short, the filing does exactly what USPTO plant patents are meant to do: secure IP around a concrete variety without requiring experimental results. The obvious limitation is that it contains zero agronomic data, no multi-location trials, and no comparison to existing hybrids, so it adds no usable information for breeders or researchers beyond the existence of the accession numbers. Readers who need the actual seed for crossing or testing will still have to obtain it through commercial channels once the patent issues. This is not a research paper and does not belong in a scientific journal's review pipeline; it is a legal filing whose value is limited to the seed industry and patent attorneys tracking new maize germplasm.

Referee Report

0 major / 0 minor

Summary. The manuscript is a utility patent whose sole independent claim defines hybrid corn variety CH010439 as the seed produced by crossing inbred line CV972960 (NCMA Accession No. 202306055) with inbred line CV899591 (NCMA Accession No. 202206087). No performance data, stability trials, or molecular characterization are presented; enablement rests entirely on the physical seed deposits.

Significance. If the deposits remain viable and true-to-type, the claim supplies a clear, reproducible definition of a new hybrid variety that can be recreated by any party with access to the deposited lines, satisfying USPTO deposit rules for plant patents and establishing commercial exclusivity for the described hybrid.

Simulated Author's Rebuttal

0 responses · 0 unresolved

We thank the referee for the careful review and for recommending acceptance. The manuscript is a utility patent application whose enablement is provided by the deposited seed lines as described.

Circularity Check

0 steps flagged

No significant circularity

full rationale

The document is a utility patent whose sole load-bearing claim defines hybrid corn variety CH010439 strictly by reference to a cross of two named inbred lines whose representative seeds are deposited at NCMA under accession numbers 202306055 and 202206087. No equations, fitted parameters, performance predictions, or self-citations appear anywhere in the text; enablement is satisfied by the physical deposits themselves under USPTO rules rather than by any derived quantity. Consequently the claim cannot reduce to its own inputs by construction and receives a circularity score of zero.

Axiom & Free-Parameter Ledger

0 free parameters · 0 axioms · 0 invented entities

No free parameters, mathematical axioms, or invented physical entities are introduced; the filing relies only on standard plant-breeding practice and public seed-deposit conventions.

pith-pipeline@v0.9.0 · 5414 in / 949 out tokens · 21506 ms · 2026-05-16T19:30:46.354469+00:00 · methodology

discussion (0)

Lean theorems connected to this paper

Citations machine-checked in the Pith Canon. Every link opens the source theorem in the public Lean library.

IndisputableMonolith.Foundation.RealityFromDistinction reality_from_one_distinction unclear

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unclear
Relation between the paper passage and the cited Recognition theorem.

A seed of hybrid corn variety CH010439, produced by crossing a first plant of variety CV972960 with a second plant of variety CV899591, wherein representative seeds of said varieties CV972960 and CV899591 are deposited under NCMA Accession No. 202306055 and NCMA Accession No. 202206087, respectively.

What do these tags mean?

matches: The paper's claim is directly supported by a theorem in the formal canon.
supports: The theorem supports part of the paper's argument, but the paper may add assumptions or extra steps.
extends: The paper goes beyond the formal theorem; the theorem is a base layer rather than the whole result.
uses: The paper appears to rely on the theorem as machinery.
contradicts: The paper's claim conflicts with a theorem or certificate in the canon.
unclear: Pith found a possible connection, but the passage is too broad, indirect, or ambiguous to say the theorem truly supports the claim.