Specialized Thiosuccinyl-Crosslinked Hemoglobin Conjugates for Niche Environments

Publication ID: 24-11857605_0009_PTD
Published: October 28, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Specialized Thiosuccinyl-Crosslinked Hemoglobin Conjugates for Niche Environments,” Published Technical Disclosure No. 24-11857605_0009_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857605_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. 11,857,605.

Summary of the Inventive Concept

A novel adaptation of thiosuccinyl-crosslinked hemoglobin conjugates tailored for specific, high-stakes applications such as emergency medical response in extreme weather conditions, disaster relief, high-security medical kits, and treating altitude sickness.

Background and Problem Solved

The original patent disclosed pegylated thiosuccinyl-crosslinked hemoglobin conjugates for repeated doses or prolonged exposure. However, these conjugates may not be optimized for unique operational environments or high-security needs. The new inventive concept addresses these limitations by adapting the conjugates for specific niche markets, ensuring effective oxygen delivery and improved patient outcomes in these critical situations.

Detailed Description of the Inventive Concept

The new inventive concept comprises thiosuccinyl-crosslinked hemoglobin conjugates with specialized polymers and linkers designed for specific applications. For example, a polyalkylene glycol polymer may be used for emergency medical response in extreme weather conditions, while a polyethylene glycol polymer with an average molecular weight between 1,000 to 50,000 Daltons may be used for disaster relief. The conjugates are formulated to withstand extreme temperatures, humidity, or other environmental stressors, and may be stored in portable, temperature-controlled containers or solar-powered refrigeration units.

Novelty and Inventive Step

The new claims introduce novel combinations of polymers, linkers, and formulations that are specifically tailored for niche environments, which are not anticipated by the original patent. The inventive step lies in recognizing the need for specialized adaptations of thiosuccinyl-crosslinked hemoglobin conjugates and developing unique solutions to address these needs.

Alternative Embodiments and Variations

Alternative embodiments may include using different polymers or linkers, varying the molecular weight or structure of the polymers, or incorporating additional components to enhance stability or efficacy. Variations may include adapting the conjugates for use in other niche environments, such as space exploration or high-altitude sports.

Potential Commercial Applications and Market

The new inventive concept has significant commercial potential in the fields of emergency medicine, disaster relief, and high-security medical response. The market for these specialized conjugates is expected to grow as the need for effective, adaptable medical solutions in extreme environments increases.

CPC Classifications

SectionClassGroup
A A61 A61K38/42
A A61 A61K47/542
A A61 A61K47/545
A A61 A61K47/60
A A61 A61P9/10

Field of Art

Biomedical engineering, specifically protein conjugation, hemoglobin modification, and pharmaceutical composition design, with expertise in polymer chemistry, protein engineering, and medical delivery systems

Person of Ordinary Skill (PHOSITA) Profile

A researcher with advanced degrees in biochemistry or biomedical engineering, experienced in protein modification techniques, polymer conjugation strategies, and understanding of drug delivery mechanisms, familiar with PEG and crosslinking technologies

Obviousness Rationale

A PHOSITA would recognize that the PTD's specialized hemoglobin conjugates represent predictable variations of the source patent's core technology, utilizing known polymer modification techniques and adapting the base hemoglobin conjugate design to specific environmental and medical contexts through routine experimentation and design optimization.

Obvious Combinations & Variations

Source Patent Element
Thiosuccinyl-crosslinked hemoglobin conjugates with polyethylene glycol polymers
PTD Variation
Adapting conjugates for specific environments like emergency medical response and disaster relief
Obviousness Reasoning
A PHOSITA would find it obvious to modify existing hemoglobin conjugate designs for specialized medical contexts using known polymer engineering techniques, as the fundamental molecular structure remains consistent
Source Patent Element
Polyethylene glycol with molecular weight between 1,000 to 50,000 Daltons
PTD Variation
Using specific molecular weight ranges for different environmental conditions
Obviousness Reasoning
Selecting optimal polymer molecular weights for specific applications is a predictable design choice within standard polymer engineering practices
Source Patent Element
Tetrameric hemoglobin conjugates with water-soluble polymers
PTD Variation
Incorporating temperature-controlled storage and portable delivery systems
Obviousness Reasoning
Developing specialized storage and delivery mechanisms for protein-based medical compounds represents an obvious extension of existing biotechnology design principles
Source Patent Element
Thiosuccinyl crosslinking moieties with optional linkers
PTD Variation
Modifying linker configurations for high-altitude and extreme environment applications
Obviousness Reasoning
Adjusting molecular linker configurations to enhance protein stability is a standard engineering approach well-understood by those skilled in protein modification technologies
35 U.S.C. § 103 Summary: Based on US Patent 11857605's disclosure of thiosuccinyl-crosslinked hemoglobin conjugates, the present publication demonstrates that variations in polymer selection, environmental adaptation, and specialized medical delivery represent obvious technological extensions obvious to a person having ordinary skill in protein engineering and pharmaceutical composition design, thereby establishing prior art that would render subsequent similar claims non-patentable under standard obviousness analysis.

Original Patent Information

Patent NumberUS 11,857,605
TitleThiosuccinyl-crosslinked hemoglobin conjugates and methods of use and preparation thereof
Assignee(s)Billion King International Limited