Enhanced Maize Hybrid X15R414: Advanced Crop Innovation

Publication ID: 24-11856907_0006_PTD

Published: October 26, 2025

Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Maize Hybrid X15R414: Advanced Crop Innovation,” Published Technical Disclosure No. 24-11856907_0006_PTD, Published October 26, 2025, available at https://archive.pr1or.art/24-11856907_0006_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 has limitations in terms of disease resistance, yield, drought tolerance, crop maturity, and agronomic quality. The present invention addresses these limitations by introducing novel genetic modifications and breeding techniques to create an enhanced maize hybrid X15R414.

Novelty and Inventive Step

The present invention is novel and non-obvious in that it combines multiple genetic modifications and breeding techniques to create an enhanced maize hybrid X15R414, which exhibits improved traits compared to the original patent. The inventive step lies in the specific combination and implementation of these modifications and techniques to achieve the desired improvements.

Alternative Embodiments and Variations

Alternative embodiments of the present invention include the use of different genetic modifications, breeding techniques, and growth promoters to achieve similar improvements in maize hybrid X15R414. Additionally, the invention could be applied to other maize hybrids or crop species to enhance their traits.

Potential Commercial Applications and Market

The present invention has significant commercial potential in the agricultural industry, particularly in the production of maize and other crops. The enhanced traits of the improved maize hybrid X15R414 make it an attractive option for farmers and agricultural companies seeking to improve crop yields and reduce crop losses due to disease and environmental stress.

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, specifically maize hybrid development with focus on trait enhancement and genetic modification techniques

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 selection, and familiarity with molecular breeding strategies

Obviousness Rationale

A skilled practitioner would recognize that the PTD's proposed genetic modifications represent standard breeding and genetic engineering approaches routinely applied in maize hybrid development. The variations systematically extend the source patent's foundational hybrid by applying well-established techniques for trait enhancement. Each proposed modification represents a predictable optimization strategy within the known technological framework of maize genetic improvement.

Obvious Combinations & Variations

Source Patent Element

Hybrid maize variety X15R414 created through specific parental line crossing

PTD Variation

Introducing genetic modifications to enhance disease resistance through backcrossing

Obviousness Reasoning

Backcrossing is a standard technique for introducing specific traits into established hybrid lines, representing a predictable method of genetic improvement known to those skilled in plant breeding

Source Patent Element

Original hybrid developed with specific germplasm selection criteria

PTD Variation

Selecting for improved ear height and uniformity to increase yield potential

Obviousness Reasoning

Trait selection based on morphological characteristics is a routine approach in crop improvement, with clear precedent in agricultural breeding practices

Source Patent Element

Hybrid created with potential for genetic transformation

PTD Variation

Introducing novel alleles to enhance drought tolerance through genetic manipulation

Obviousness Reasoning

Genetic modification for stress tolerance is a well-established strategy in crop biotechnology, representing a finite set of predictable engineering approaches

Source Patent Element

Method of producing hybrid seed through specific parental line crossing

PTD Variation

Applying growth promoters and regulators to accelerate plant development

Obviousness Reasoning

Supplemental growth technologies are commonly used to optimize hybrid performance, representing a known technique for enhancing crop characteristics

Source Patent Element

Hybrid developed with potential for transgene introduction

PTD Variation

Genetic modifications to improve stalk strength and overall agronomic quality

Obviousness Reasoning

Structural trait enhancement through genetic modification is a standard approach in crop breeding, with clear precedent in agricultural biotechnology

35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11856907 for maize hybrid X15R414, the present publication demonstrates that the proposed genetic modifications and breeding strategies represent obvious extensions of existing hybrid development techniques. A person having ordinary skill in agricultural biotechnology would recognize these variations as predictable applications of known genetic engineering methodologies, thereby rendering subsequent claims of novelty invalid under standard obviousness analysis.

Original Patent Information

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