Tucaresol Analog-Based Sensing and Diagnostic Systems

Publication ID: 24-11857522_0002_PTD
Published: October 28, 2025
Category:New Applications & Use Cases

Legal Citation

pr1or.art Inc., “Tucaresol Analog-Based Sensing and Diagnostic Systems,” Published Technical Disclosure No. 24-11857522_0002_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857522_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. 11,857,522.

Summary of the Inventive Concept

This inventive concept leverages the core technology of tucaresol and its analogs to develop novel sensing and diagnostic systems for diverse industries, including environmental monitoring, food safety, personal care, neurodegenerative disease diagnosis, and agricultural crop management.

Background and Problem Solved

The original patent focused on tucaresol and its analogs in pharmaceutical compositions for treating human cancers. However, the unique properties of these compounds also make them suitable for various non-pharmaceutical applications. The new inventive concept addresses the need for innovative sensing and diagnostic solutions in multiple fields, where the selective binding properties of tucaresol analogs can provide a competitive advantage.

Detailed Description of the Inventive Concept

The new inventive concept encompasses systems and methods utilizing tucaresol analogs as sensing agents, diagnostic markers, or antimicrobial agents. In environmental monitoring, these compounds can selectively bind to target pollutants, enabling accurate quantification. In food safety, tucaresol analogs can detect foodborne pathogens, ensuring rapid and reliable identification. In personal care, the antimicrobial properties of these compounds can be harnessed to target specific microbial populations on the skin. In neurodegenerative disease diagnosis, tucaresol analogs can serve as diagnostic markers, facilitating early detection and treatment. Lastly, in agricultural crop management, these compounds can selectively control the growth of target pests or weeds.

Novelty and Inventive Step

The new inventive concept is novel and non-obvious as it applies the core technology of tucaresol and its analogs to entirely different industries and use cases, leveraging the compounds' unique properties to address specific problems in each field. The inventive step lies in the recognition of the potential of these compounds beyond pharmaceutical applications and the development of innovative systems and methods to harness their capabilities.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept may include the use of tucaresol analogs in combination with other sensing agents or diagnostic markers, the development of portable or handheld detection devices, or the integration of these systems with existing technologies in each industry. Variations may also include the design of tucaresol analogs with specific functional groups to enhance their sensing or diagnostic capabilities.

Potential Commercial Applications and Market

The tucaresol analog-based sensing and diagnostic systems have significant commercial potential across multiple industries, including environmental monitoring, food safety, personal care, neurodegenerative disease diagnosis, and agricultural crop management. The market for these innovative solutions is substantial, driven by growing demands for accurate detection, efficient diagnosis, and targeted treatment in each of these fields.

CPC Classifications

SectionClassGroup
A A61 A61K31/192
A A61 A61K31/496
A A61 A61K39/3955
A A61 A61P35/00
C C07 C07K16/2818
C C07 C07K16/2827
A A61 A61K2039/505

Field of Art

Medicinal chemistry and biotechnology, with expertise in compound design, diagnostic systems, and pharmaceutical applications involving immune system modulation and targeted molecular interactions

Person of Ordinary Skill (PHOSITA) Profile

A researcher with advanced degree in chemistry or biochemistry, experienced in designing molecular compounds, understanding structure-function relationships, and applying chemical analogs across multiple technological domains

Obviousness Rationale

A PHOSITA would recognize that the tucaresol analog's core structural properties enable versatile applications beyond the original pharmaceutical context. The compound's inherent molecular characteristics naturally suggest potential sensing and diagnostic uses across different industries. The PTD represents a predictable extension of the source patent's foundational molecular technology by leveraging known chemical interaction principles.

Obvious Combinations & Variations

Source Patent Element
Tucaresol compound with specific structural formula and functional groups
PTD Variation
Utilizing the compound as an environmental pollutant sensing agent
Obviousness Reasoning
Predictable molecular binding capabilities and known techniques for developing selective sensing technologies make this variation obvious to a skilled practitioner
Source Patent Element
Immune checkpoint inhibitor composition strategies
PTD Variation
Applying tucaresol analogs as diagnostic markers for neurodegenerative diseases
Obviousness Reasoning
Established precedent of using molecular compounds for targeted diagnostic purposes, with clear structural adaptability for different detection mechanisms
Source Patent Element
Pharmaceutical composition with selective molecular interactions
PTD Variation
Developing antimicrobial personal care products using tucaresol analogs
Obviousness Reasoning
Known strategies for adapting pharmaceutical compounds to alternative applications, with predictable antimicrobial interaction principles
Source Patent Element
Chemical compound design with modifiable functional groups
PTD Variation
Agricultural pest control method using tucaresol analog targeting
Obviousness Reasoning
Routine application of molecular design principles to create selective interaction mechanisms across different biological systems
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857522, a person having ordinary skill in the art would find the variations disclosed in the Published Technical Disclosure to represent obvious extensions of the foundational molecular technology. The compound's inherent structural flexibility and known chemical interaction principles render the proposed applications a predictable and routine innovation, thus constituting valid prior art under 35 U.S.C. ยง 103.

Original Patent Information

Patent NumberUS 11,857,522
TitleCompositions containing tucaresol or its analogs
Assignee(s)BeyondSpring Pharmaceuticals, Inc.