Advanced X15R414 Maize Hybrid: Environmental Resilience

Publication ID: 24-11856907_0009_PTD

Published: October 26, 2025

Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Advanced X15R414 Maize Hybrid: Environmental Resilience,” Published Technical Disclosure No. 24-11856907_0009_PTD, Published October 26, 2025, available at https://archive.pr1or.art/24-11856907_0009_PTD

This technical disclosure describes improvements that would be readily apparent to a Person Having Ordinary Skill In The Art (PHOSITA) when considered in combination with the foundational architecture disclosed in U.S. Patent No. 11,856,907.

Background and Problem Solved

The original maize hybrid X15R414, as described in the original patent, has limitations in its adaptability to extreme environmental conditions. This invention addresses these limitations by providing specialized variations of X15R414 that can thrive in challenging environments, thereby expanding its commercial potential and value to farmers and agricultural industries.

Novelty and Inventive Step

The new claims introduce novel and non-obvious adaptations of the X15R414 maize hybrid, which are not anticipated by the original patent. The inventive step lies in the identification of specific genetic modifications and breeding strategies that enable the X15R414 hybrid to thrive in extreme environmental conditions.

Alternative Embodiments and Variations

Alternative embodiments of this invention could include adaptations of X15R414 for growth in other extreme environments, such as high-temperature or high-radiation conditions. Variations of the invention could also involve the use of different genetic modification techniques, such as CRISPR-Cas9 gene editing, to introduce desired traits into the X15R414 hybrid.

Potential Commercial Applications and Market

The commercial potential of this invention lies in its ability to expand the market for the X15R414 maize hybrid into new geographic regions and industries, such as high-altitude agriculture, disaster relief, and tropical agriculture. The target market includes farmers, agricultural companies, and government agencies involved in disaster relief and agricultural development.

CPC Classifications

Section	Class	Group
A	A01	A01H6/4684
A	A01	A01H5/10

Section 103 Obviousness Analysis (PHOSITA)

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Field of Art

Plant Breeding and Genetic Engineering of Maize Hybrids, focusing on crop improvement techniques involving genetic modification, trait enhancement, and environmental adaptation strategies

Person of Ordinary Skill (PHOSITA) Profile

A plant geneticist or agricultural biotechnologist with advanced degree, expertise in maize breeding, genetic transformation techniques, understanding of quantitative trait modification, and experience in developing crop varieties with enhanced environmental resilience

Obviousness Rationale

A PHOSITA would recognize that the disclosed variations represent predictable extensions of the X15R414 hybrid's foundational genetic framework. The source patent establishes a baseline maize hybrid with inherent potential for genetic modification, and the PTD's claims represent logical, incremental improvements using standard biotechnological techniques. These variations demonstrate standard approaches to enhancing crop performance through targeted genetic interventions.

Obvious Combinations & Variations

Source Patent Element

Hybrid maize variety X15R414 derived from crossing 1PKGP36 and PH47SK varieties

PTD Variation

Introducing transgenes for drought resistance and high-altitude adaptation

Obviousness Reasoning

Known genetic engineering techniques allow predictable trait introduction, and the source patent explicitly contemplates transgene modification in claim 4

Source Patent Element

Genetic variability between parental lines 1PKGP36 and PH47SK

PTD Variation

Enhanced fungal disease resistance in tropical environments

Obviousness Reasoning

Trait enhancement through selective breeding and genetic modification is a standard practice in agricultural biotechnology, representing a finite set of predictable solutions

Source Patent Element

Potential for single locus conversion mentioned in source patent claim 5

PTD Variation

Adaptation for high-salinity soil growth

Obviousness Reasoning

Targeted genetic modifications to improve environmental tolerance represent a well-established approach in crop improvement, with predictable methodological strategies

Source Patent Element

Hybrid breeding methodology described in source patent

PTD Variation

Portable seed deployment system for disaster relief scenarios

Obviousness Reasoning

Developing application-specific deployment strategies represents an obvious extension of existing breeding and agricultural technologies

Source Patent Element

Genetic framework of X15R414 hybrid

PTD Variation

CRISPR-Cas9 gene editing for trait enhancement

Obviousness Reasoning

Modern gene editing techniques represent a predictable technological progression for introducing specific genetic modifications

35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11856907 for maize hybrid X15R414, a person having ordinary skill in the art would find the claimed variations obvious, as they represent predictable extensions of existing genetic engineering techniques and breeding methodologies, utilizing standard approaches to crop improvement through targeted genetic interventions.

Original Patent Information

Patent Number	US 11,856,907
Title	Maize hybrid X15R414
Assignee(s)	PIONEER HI-BRED INTERNATIONAL, INC.