Sulfonated Polystyrene Derivatives for Specialized Feline Health Applications

Publication ID: 24-11857566_0004_PTD
Published: October 28, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Sulfonated Polystyrene Derivatives for Specialized Feline Health Applications,” Published Technical Disclosure No. 24-11857566_0004_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857566_0004_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. 11,857,566.

Summary of the Inventive Concept

The present invention relates to sulfonated polystyrene derivatives adapted for use in specialized feline health applications, including high-security facilities, disaster relief settings, extreme weather conditions, remote areas, and high-altitude environments.

Background and Problem Solved

The original patent disclosed the use of sulfonated polystyrene derivatives for treating and/or preventing cat flu. However, these derivatives may not be suitable for use in specialized environments, such as high-security facilities or disaster relief settings, where the risk of infection is heightened or the availability of medical resources is limited. The present inventive concept addresses this limitation by adapting the sulfonated polystyrene derivatives for use in these specialized environments.

Detailed Description of the Inventive Concept

The sulfonated polystyrene derivatives of the present invention are designed to provide effective treatment and/or prevention of cat flu in a variety of specialized environments. In one embodiment, the derivative is used in a high-security animal research facility, where it is administered to subjects in need thereof and isolated from external environmental factors using a secure containment unit. In another embodiment, the derivative is used in a disaster relief setting, where it is administered to subjects in need thereof and provided with a portable shelter for protection. In yet another embodiment, the derivative is used in extreme weather conditions, where it is packaged in a weather-resistant unit to protect it from environmental degradation. In still another embodiment, the derivative is used in a remote or isolated area, where it is administered to subjects in need thereof and monitored remotely using a communication device. In a further embodiment, the derivative is used in a high-altitude environment, where it is administered to subjects in need thereof and supplemented with oxygen.

Novelty and Inventive Step

The present inventive concept is novel and non-obvious over the original patent in that it adapts the sulfonated polystyrene derivatives for use in specialized environments, providing a new and innovative solution for treating and/or preventing cat flu in these environments. The inventive step lies in the recognition of the need for specialized derivatives for these environments and the development of derivatives that meet these needs.

Alternative Embodiments and Variations

Alternative embodiments of the present inventive concept include the use of different metal cations, different ranges of integers for z and n, and different types of secure containment units, portable shelters, weather-resistant packaging units, communication devices, and supplemental oxygen systems. Variations of the inventive concept may also include the use of different formulations of the sulfonated polystyrene derivative, different routes of administration, and different dosing regimens.

Potential Commercial Applications and Market

The present inventive concept has significant commercial potential in the animal health industry, particularly in the areas of high-security animal research facilities, disaster relief, and extreme weather conditions. The market for these specialized derivatives is expected to grow as the need for effective treatments and preventatives for cat flu in these environments increases.

Field of Art

Veterinary pharmaceuticals, specifically antiviral treatments for feline respiratory diseases, with expertise in polymer chemistry and drug delivery systems

Person of Ordinary Skill (PHOSITA) Profile

A professional with advanced degrees in veterinary medicine or pharmaceutical sciences, familiar with polystyrene derivatives, viral treatment protocols, and environmental adaptation of pharmaceutical interventions

Obviousness Rationale

A PHOSITA would recognize that the specialized environmental applications of the sulfonated polystyrene derivative represent predictable variations of the source patent's core treatment method. The fundamental chemical composition remains unchanged, with the innovation focusing on contextual deployment strategies that would be considered routine problem-solving in veterinary pharmaceutical development. The variations demonstrate standard engineering adaptations for different clinical scenarios without introducing novel chemical or pharmacological principles.

Obvious Combinations & Variations

Source Patent Element
Method for treating cat flu using sulfonated polystyrene derivative
PTD Variation
Adapting treatment for high-security research facilities with secure containment units
Obviousness Reasoning
Modifying treatment environments is a predictable design choice for controlling viral transmission, representing a standard protocol in research settings
Source Patent Element
Sulfonated polystyrene derivative with specific metal cation configuration
PTD Variation
Implementing derivative in disaster relief and remote area scenarios with portable shelters and remote monitoring
Obviousness Reasoning
Extending pharmaceutical interventions to challenging environments is a known technique in veterinary medicine, particularly for critical care scenarios
Source Patent Element
Treatment method for feline viral infections
PTD Variation
Adding environmental protection mechanisms like weather-resistant packaging and supplemental oxygen support
Obviousness Reasoning
Protecting pharmaceutical compounds and supporting patient physiology in extreme conditions represents standard medical engineering problem-solving
Source Patent Element
Defined chemical formula for sulfonated polystyrene derivative
PTD Variation
Exploring alternative metal cation configurations and integer ranges for z and n
Obviousness Reasoning
Systematic variation of chemical parameters is a routine approach in pharmaceutical research for optimizing drug delivery and efficacy
35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. ยง 103, the variations disclosed in the instant publication would be considered obvious to a person having ordinary skill in the art with reference to US Patent 11857566, as the technical modifications represent predictable extensions of the foundational treatment method, employing standard engineering adaptations without introducing non-obvious innovations in pharmaceutical composition or viral intervention strategies.

Original Patent Information

Patent NumberUS 11,857,566
TitleSulfonated polystyrene derivative for use in the treatment and/or prophylaxis of cat flu
Assignee(s)UNIWERSYTET JAGIELLONSKI