Next-Generation Positron Emission Tomography Imaging Agents for Enhanced Bacterial Infection Diagnosis and Treatment

Publication ID: 24-11857352_0010_PTD
Published: October 28, 2025
Category:Future Evolutions & Paradigm Shifts

Legal Citation

pr1or.art Inc., “Next-Generation Positron Emission Tomography Imaging Agents for Enhanced Bacterial Infection Diagnosis and Treatment,” Published Technical Disclosure No. 24-11857352_0010_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857352_0010_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. 11,857,352.

Summary of the Inventive Concept

A novel system and method for positron emission tomography (PET) imaging of bacterial infections, utilizing advanced radiolabeling agents, antimicrobial peptides, and machine learning algorithms to provide real-time visualization, simultaneous diagnosis and treatment, and personalized treatment recommendations.

Background and Problem Solved

The original patent disclosed a composition and method for positron imaging tomography imaging agents for bacterial infection diagnosis, but it had limitations in terms of radiochemical purity, selectivity, and treatment efficacy. The new inventive concept addresses these limitations by introducing novel radiolabeling agents, antimicrobial peptides, and machine learning algorithms to enhance the accuracy, speed, and effectiveness of bacterial infection diagnosis and treatment.

Detailed Description of the Inventive Concept

The new inventive concept comprises a system for positron emission tomography imaging, which utilizes a novel radiolabeling agent capable of selectively targeting bacterial infections and providing real-time visualization of infection progression. The system also includes a method for diagnosing bacterial infections using a positron emission tomography imaging agent administered in a theranostic dose, providing simultaneous diagnosis and treatment. Additionally, the inventive concept features a positron emission tomography imaging agent composition comprising a novel antimicrobial peptide conjugated to a radiolabel, exhibiting enhanced antibacterial activity. Furthermore, the system incorporates a machine learning algorithm to analyze imaging data and provide personalized treatment recommendations, enabling monitoring of bacterial infection treatment efficacy.

Novelty and Inventive Step

The new claims introduce novel radiolabeling agents, antimicrobial peptides, and machine learning algorithms, which are not obvious from the original patent. The inventive concept's ability to provide real-time visualization, simultaneous diagnosis and treatment, and personalized treatment recommendations constitutes a significant improvement over the original patent.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include the use of different radiolabeling agents, antimicrobial peptides, or machine learning algorithms. Variations could also include the application of the inventive concept to different types of infections or diseases, or the integration of the system with other medical imaging modalities.

Potential Commercial Applications and Market

The inventive concept has significant commercial potential in the medical imaging and diagnostics industry, particularly in the areas of bacterial infection diagnosis and treatment. The market for PET imaging agents is expected to grow significantly in the coming years, and the inventive concept's ability to provide enhanced accuracy, speed, and effectiveness could make it a market leader.

CPC Classifications

SectionClassGroup
A A61 A61B6/037
A A61 A61K51/0402
A A61 A61P31/04
C C07 C07B59/001
C C07 C07C227/12
C C07 C07C229/60

Field of Art

Medical imaging and radiopharmaceutical composition, specifically positron emission tomography (PET) imaging for bacterial infection diagnosis, involving radiochemistry, molecular biology, and diagnostic imaging technologies

Person of Ordinary Skill (PHOSITA) Profile

A professional with advanced degrees in radiochemistry, molecular biology, or biomedical engineering, possessing expertise in radiolabeling techniques, antimicrobial peptide design, and medical imaging technologies, with working knowledge of machine learning applications in diagnostic imaging

Obviousness Rationale

A person having ordinary skill in the art would recognize that the PTD's disclosed variations represent predictable extensions of the source patent's foundational work in PET imaging agents for bacterial infection detection. The novel additions of machine learning algorithms, nanocarrier delivery systems, and enhanced antimicrobial peptide conjugation represent incremental improvements using known techniques within the established technological framework of molecular imaging. These variations would be considered obvious combinations of existing technologies to achieve enhanced diagnostic capabilities.

Obvious Combinations & Variations

Source Patent Element
Radiolabeled fluorobenzoic acid composition for bacterial infection imaging
PTD Variation
Introduction of machine learning algorithms for analyzing PET imaging data
Obviousness Reasoning
Applying computational analysis to medical imaging is a known technique, representing a predictable application of machine learning to enhance diagnostic interpretation
Source Patent Element
Specific radiolabeling techniques for molecular imaging
PTD Variation
Antimicrobial peptide conjugation with radiolabels
Obviousness Reasoning
Conjugating targeting molecules with radiolabels is a well-established technique in molecular imaging, representing a finite set of predictable modifications
Source Patent Element
Composition of radiochemical agents for infection detection
PTD Variation
Nanocarrier delivery system for enhanced bioavailability
Obviousness Reasoning
Developing advanced drug delivery mechanisms is a standard approach in pharmaceutical research to improve agent performance, representing an obvious design optimization
Source Patent Element
Fluorinated benzoic acid-based imaging agents
PTD Variation
Real-time visualization of infection progression
Obviousness Reasoning
Enhanced imaging capabilities are a natural progression of existing imaging technologies, representing an incremental improvement using known diagnostic techniques
Source Patent Element
Diagnostic composition for bacterial infection detection
PTD Variation
Theranostic approach providing simultaneous diagnosis and treatment
Obviousness Reasoning
Combining diagnostic and therapeutic functions is a known strategy in precision medicine, representing a predictable combination of existing medical approaches
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857352 and the published technical disclosure, a person having ordinary skill in the art would find the claimed variations obvious, as they represent predictable combinations of known radiochemical, molecular imaging, and computational techniques. The disclosed innovations constitute prima facie obviousness under 35 U.S.C. ยง 103, rendering subsequent patent claims covering similar technological approaches anticipated and unpatentable.

Original Patent Information

Patent NumberUS 11,857,352
TitlePositron imaging tomography imaging agent composition and method for bacterial infection
Assignee(s)The Research Foundation for The State of University New York