Oncolytic Virus Adaptations for Extreme Environments

Publication ID: 24-11857584_0009_PTD
Published: October 28, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Oncolytic Virus Adaptations for Extreme Environments,” Published Technical Disclosure No. 24-11857584_0009_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857584_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. 11,857,584.

Summary of the Inventive Concept

The present inventive concept discloses novel methods and systems for adapting oncolytic viruses to treat cancer in high-altitude, high-security, disaster-stricken, extreme weather, and high-radiation environments.

Background and Problem Solved

The original patent disclosed oncolytic virus growth methods and antitumor agents. However, these methods and agents may not be effective in extreme environments. The present inventive concept addresses this limitation by providing specialized oncolytic virus adaptations for these unique operational environments.

Detailed Description of the Inventive Concept

The inventive concept comprises novel methods and systems for adapting oncolytic viruses to treat cancer in various extreme environments. For instance, claim 1 discloses a method for treating cancer in a high-altitude environment by administering an antitumor agent comprising a coxsackievirus and an antimetabolite to a patient in need thereof at an altitude above 2500 meters. Claim 2 discloses a system for delivering oncolytic viruses to a patient in a remote or disaster-stricken area, comprising a portable virus storage unit and a remote-controlled administration device. Claim 3 discloses a method for enhancing the infectivity of oncolytic viruses in extreme weather conditions by pre-treating the oncolytic viruses with a cryoprotectant prior to administration.

Novelty and Inventive Step

The new claims provide a novel and non-obvious adaptation of oncolytic viruses to extreme environments, which is not disclosed in the original patent. The inventive step lies in recognizing the need for specialized oncolytic virus adaptations for these unique operational environments and providing solutions that address these specific challenges.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept may include adapting oncolytic viruses for use in other extreme environments, such as high-temperature or high-humidity environments. Variations may include using different types of oncolytic viruses or antitumor agents, or incorporating additional components to enhance the effectiveness of the treatment.

Potential Commercial Applications and Market

The inventive concept has significant commercial potential in the oncology market, particularly in regions prone to extreme weather conditions or with high-security needs. The target industries may include pharmaceutical companies, biotechnology companies, and healthcare providers specializing in cancer treatment.

CPC Classifications

SectionClassGroup
A A61 A61K35/768
A A61 A61K31/282
A A61 A61K31/4745
A A61 A61K31/513
A A61 A61P35/00
C C12 C12N7/00
C C12 C12N2770/32332

Field of Art

Oncology, virology, and cancer treatment technologies, specifically focused on oncolytic virus therapies and targeted antitumor agents. Requires advanced knowledge of molecular biology, virus engineering, and medical treatment strategies

Person of Ordinary Skill (PHOSITA) Profile

A researcher or medical professional with advanced degrees in virology, oncology, or biomedical engineering, possessing expertise in virus modification, cancer treatment methods, and understanding of environmental adaptation strategies for medical technologies

Obviousness Rationale

A PHOSITA would recognize that extending oncolytic virus treatments to extreme environments represents a predictable variation of the source patent's core technology. The fundamental approach of combining viruses with antitumor agents remains consistent, with the primary innovation being contextual adaptation rather than fundamental technological change. The disclosed variations represent logical extensions of existing oncolytic virus treatment methodologies.

Obvious Combinations & Variations

Source Patent Element
Method of administering coxsackievirus with oxaliplatin for antitumor effects
PTD Variation
Administering coxsackievirus with antimetabolite at high altitudes above 2500 meters
Obviousness Reasoning
Predictable application of known treatment method to a different environmental context, with standard medical adaptation techniques
Source Patent Element
Enhancing virus receptor expression using oxaliplatin
PTD Variation
Pre-treating viruses with cryoprotectants to enhance infectivity in extreme weather conditions
Obviousness Reasoning
Known virus preservation techniques applied to extend viral stability, representing a standard engineering approach to environmental challenges
Source Patent Element
Treating oxaliplatin-resistant cancer using virus and chemotherapy combination
PTD Variation
Developing specialized delivery systems for remote or disaster-stricken areas
Obviousness Reasoning
Logical extension of medical treatment accessibility, utilizing standard medical logistics and engineering principles
Source Patent Element
Virus-based antitumor treatment method
PTD Variation
Implementing biometrically-secured virus storage and tamper-evident administration
Obviousness Reasoning
Standard security enhancement technique applied to medical technology, representing an obvious design choice for sensitive medical treatments
Source Patent Element
Combination of virus and chemotherapeutic agents for cancer treatment
PTD Variation
Developing radiation-resistant oncolytic virus variants for high-radiation environments
Obviousness Reasoning
Predictable virus engineering approach using known molecular modification techniques to adapt to specific environmental conditions
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857584 and the disclosed variations, a person of ordinary skill in the art would find the proposed oncolytic virus adaptations for extreme environments to be obvious extensions of existing medical treatment methodologies. The combination of known virus treatment techniques with environmental adaptation strategies represents a predictable variation that would be readily conceived by a skilled practitioner without requiring inventive insight.

Original Patent Information

Patent NumberUS 11,857,584
TitleOncolytic virus growth method and antitumor agent
Assignee(s)KABUSHIKI KAISHA YAKULT HONSHA