Enhanced Fluorescence Technology for Diverse Applications

Publication ID: 24-11857643_0002_PTD
Published: October 28, 2025
Category:New Applications & Use Cases

Legal Citation

pr1or.art Inc., “Enhanced Fluorescence Technology for Diverse Applications,” Published Technical Disclosure No. 24-11857643_0002_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857643_0002_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. 11,857,643.

Summary of the Inventive Concept

This inventive concept leverages the core technology of enhanced fluorescence to create novel systems, methods, and compositions for various industries, including environmental monitoring, food safety, animal health, industrial process control, and bioterrorism detection.

Background and Problem Solved

The original patent addressed the limitations of fluorescent quenching in biomolecule labeling. However, the technology's potential applications were largely confined to the biomedical field. This inventive concept tackles the challenge of adapting the enhanced fluorescence technology to entirely new industries and use cases, overcoming the limitations of traditional fluorescence-based methods in these domains.

Detailed Description of the Inventive Concept

The inventive concept comprises a range of systems, methods, and compositions that utilize the core technology of enhanced fluorescence to improve detection sensitivity and accuracy in diverse applications. For instance, a system for monitoring environmental pollutants employs fluorescently labeled antibodies conjugated with spacer molecules and fluorescent labels to enhance fluorescence signal and reduce quenching. Similarly, a method for detecting foodborne pathogens involves using fluorescently labeled antibodies with enhanced fluorescence properties to detect pathogens in food samples. Other embodiments include devices for diagnosing diseases in animals, compositions for monitoring industrial processes, and methods for detecting bioterrorism agents.

Novelty and Inventive Step

The inventive concept's novelty lies in its application of the enhanced fluorescence technology to novel industries and use cases, which were not anticipated by the original patent. The inventive step resides in the recognition of the technology's potential to address specific challenges in these new domains and the development of tailored solutions to overcome these challenges.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include the use of different types of biomolecules, such as peptides or aptamers, or the incorporation of additional components, such as nanoparticles or graphene, to further enhance fluorescence signals. Variations of the inventive concept could also involve the development of portable or handheld devices for on-site detection and monitoring.

Potential Commercial Applications and Market

The inventive concept has significant commercial potential in various industries, including environmental monitoring, food safety, animal health, industrial process control, and bioterrorism detection. The market for these applications is substantial, with growing demands for more sensitive and accurate detection methods. The inventive concept's ability to provide enhanced fluorescence signals and reduce quenching makes it an attractive solution for companies and organizations operating in these industries.

CPC Classifications

SectionClassGroup
A A61 A61K49/0015
A A61 A61K47/10
A A61 A61K47/18
A A61 A61K49/0058
G G01 G01N33/533
G G01 G01N33/582
G G01 G01N33/68

Field of Art

Biotechnology and analytical chemistry, specifically fluorescence-based detection technologies involving biomolecule labeling and signal enhancement techniques. Practitioners would have advanced degrees in biochemistry, molecular biology, or bioengineering with expertise in fluorescence microscopy, immunoassay development, and biomolecule conjugation methods

Person of Ordinary Skill (PHOSITA) Profile

A skilled practitioner with knowledge of fluorescent labeling techniques, understanding of molecular conjugation chemistry, familiarity with spacer molecule strategies, and experience in developing sensitive detection systems across multiple application domains

Obviousness Rationale

The Published Technical Disclosure (PTD) represents a straightforward extension of the source patent's core fluorescence enhancement technology by applying known conjugation principles to diverse detection contexts. A PHOSITA would recognize that the fundamental molecular engineering approach of using spacer molecules and fluorescent labels can be readily adapted across different detection scenarios without requiring inventive complexity. The PTD's variations demonstrate predictable results by leveraging the established fluorescence enhancement methodology in new application domains.

Obvious Combinations & Variations

Source Patent Element
Conjugating spacer molecules to antibodies to reduce fluorescence quenching
PTD Variation
Applying the spacer molecule conjugation technique to environmental pollutant detection systems
Obviousness Reasoning
Known technique applied to a predictable detection context with expected signal enhancement results
Source Patent Element
Using 2-10 fluorescent labels conjugated simultaneously with spacer molecules
PTD Variation
Extending fluorescent labeling strategy to foodborne pathogen and animal disease detection methods
Obviousness Reasoning
Transferring established molecular labeling approach to alternative diagnostic domains represents a routine design choice for a skilled practitioner
Source Patent Element
Sulfo-NHS-acetate and MS-(PEG)4 as exemplary spacer molecules
PTD Variation
Exploring alternative biomolecules like peptides and aptamers with similar conjugation strategies
Obviousness Reasoning
Substituting biomolecule types while maintaining core conjugation methodology constitutes an obvious variation within a finite set of known molecular engineering approaches
Source Patent Element
Fluorescently labeled antibody conjugation method
PTD Variation
Developing portable detection devices for on-site monitoring across industrial and environmental contexts
Obviousness Reasoning
Implementing detection technology in portable formats represents a predictable engineering optimization for a PHOSITA
Source Patent Element
Reducing fluorescent label quenching through strategic molecular engineering
PTD Variation
Incorporating nanoparticles and graphene to further enhance fluorescence signal
Obviousness Reasoning
Exploring additional signal enhancement techniques using known nanomaterials constitutes an obvious experimental approach for improving detection sensitivity
35 U.S.C. § 103 Summary: Based on US Patent 11857643's teachings, the present publication demonstrates that the claimed fluorescence enhancement techniques represent obvious variations to a Person Having Ordinary Skill In The Art, thereby establishing anticipatory prior art against potential patent claims involving substantially similar molecular conjugation and detection methodologies across diverse application domains.

Original Patent Information

Patent NumberUS 11,857,643
TitleCompositions and methods for enhanced fluorescence
Assignee(s)Life Technologies Corporation, Pierce Biotechnology, Inc.