Quinone-containing conjugates for specialized applications

Publication ID: 24-11857638_0009_PTD
Published: October 28, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Quinone-containing conjugates for specialized applications,” Published Technical Disclosure No. 24-11857638_0009_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857638_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. 11,857,638.

Summary of the Inventive Concept

Adapted quinone-containing conjugates for high-security needs, disaster relief, and extreme weather conditions, providing targeted treatment and detection of proliferative disorders in niche environments.

Background and Problem Solved

The original patent disclosed quinone-containing conjugates for the detection and treatment of proliferative disorders. However, these conjugates lacked features suitable for specific, narrow market or unique operational environments. The present inventive concept addresses this limitation by introducing modified conjugates tailored to high-security needs, disaster relief, and extreme weather conditions.

Detailed Description of the Inventive Concept

The inventive concept involves modifying the quinone-containing conjugates of formula (I) to include features such as tamper-evident cell binding moieties, weather-resistant linkers, and long-shelf-life payloads. These adaptations enable the conjugates to operate effectively in high-security environments, withstand extreme weather conditions, and provide reliable treatment and detection in disaster relief settings. For instance, claim 1 introduces a tamper-evident feature in the cell binding moiety Cb, while claim 2 modifies the linker L1 to include a weather-resistant coating. Claim 3 incorporates a stabilizing agent effective in extreme weather conditions, and claim 4 includes a secure data transmission protocol for high-security environments. Claim 5 features a long-shelf-life component in the payload.

Novelty and Inventive Step

The novelty of the present inventive concept lies in the introduction of specialized features tailored to specific, narrow market or unique operational environments. The inventive step is in recognizing the need for adapted conjugates and implementing modifications that address the limitations of the original patent.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include conjugates with varying levels of security, different weather-resistant coatings, or payloads with adjustable shelf lives. Variations could also involve adapting the conjugates for use in other niche environments, such as high-altitude or underwater applications.

Potential Commercial Applications and Market

The inventive concept has significant commercial potential in the pharmaceutical and biotechnology industries, particularly in the areas of targeted cancer therapy and diagnostic tools. The adapted conjugates could be marketed to organizations operating in high-security environments, disaster relief agencies, and companies specializing in extreme weather condition applications.

CPC Classifications

SectionClassGroup
A A61 A61K47/6889
A A61 A61K31/122
A A61 A61K47/6891
A A61 A61K49/0039
A A61 A61K49/0043
A A61 A61K49/0052
C C07 C07D417/12
C C07 C07K16/30
G G01 G01N33/582

Field of Art

Pharmaceutical biotechnology, specifically antibody-drug conjugates (ADCs) for targeted cancer treatment, involving organic chemistry, molecular biology, and drug delivery systems

Person of Ordinary Skill (PHOSITA) Profile

A researcher with advanced degrees in chemistry or pharmaceutical sciences, experienced in conjugate design, linker chemistry, and drug targeting techniques, familiar with ADC development strategies

Obviousness Rationale

A person of ordinary skill would recognize that the PTD's modifications represent predictable variations of the source patent's core ADC technology. The disclosed adaptations leverage known techniques in conjugate design to address specific environmental and operational challenges. These variations would be considered routine optimization within the established framework of ADC development.

Obvious Combinations & Variations

Source Patent Element
Antibody drug conjugate with variable linker configurations in claims 3-5
PTD Variation
Weather-resistant linker coating and stabilizing modifications for extreme conditions
Obviousness Reasoning
Modifying linker chemistry to enhance stability is a standard design approach in ADC development, representing a predictable solution to environmental challenges
Source Patent Element
Cell binding moiety (Cb) with variable structural configurations
PTD Variation
Tamper-evident cell binding moiety for high-security applications
Obviousness Reasoning
Introducing security features into existing molecular structures is a known technique for adapting pharmaceutical technologies to specialized environments
Source Patent Element
Payload design with multiple chemical substitution options
PTD Variation
Long-shelf-life payload component for remote disaster relief settings
Obviousness Reasoning
Extending payload stability through chemical modifications is a predictable solution within pharmaceutical conjugate design, representing a finite set of known optimization strategies
Source Patent Element
Conjugate formula with flexible structural elements
PTD Variation
Secure data transmission protocol integrated with conjugate detection method
Obviousness Reasoning
Combining detection technologies with data security is a logical extension of existing ADC diagnostic approaches, representing an obvious combination of known techniques
Source Patent Element
Chemical conjugation methods described in claims 1-2
PTD Variation
Specialized conjugate adaptations for niche operational environments
Obviousness Reasoning
Tailoring existing molecular technologies to specific use cases represents a standard approach in pharmaceutical and biotechnological innovation
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857638 and the disclosed variations, a person of ordinary skill in the art would find the claimed quinone-containing conjugate adaptations obvious and anticipated. The PTD demonstrates that the claimed modifications represent predictable variations within the established technological framework of antibody-drug conjugate design, thereby rendering subsequent claims of novelty invalid under 35 U.S.C. ยง 103.

Original Patent Information

Patent NumberUS 11,857,638
TitleQuinone-containing conjugates
Assignee(s)Promega Corporation