Recombinant Vaccine Vectors for Neurodegenerative Diseases, Cancer, Autoimmune Disorders, and Respiratory Diseases

Publication ID: 24-11857611_0002_PTD
Published: October 28, 2025
Category:New Applications & Use Cases

Legal Citation

pr1or.art Inc., “Recombinant Vaccine Vectors for Neurodegenerative Diseases, Cancer, Autoimmune Disorders, and Respiratory Diseases,” Published Technical Disclosure No. 24-11857611_0002_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857611_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. 11,857,611.

Summary of the Inventive Concept

This inventive concept leverages the core technology of recombinant vaccine vectors to develop novel treatments for neurodegenerative diseases, cancer, autoimmune disorders, and respiratory diseases, expanding the original patent's malaria-focused application to new therapeutic areas.

Background and Problem Solved

The original patent disclosed recombinant vaccine vectors for generating an immune response to malaria. However, there remains a need for effective treatments for various diseases beyond malaria. This inventive concept addresses this limitation by adapting the core technology to tackle distinct disease categories.

Detailed Description of the Inventive Concept

The inventive concept involves using recombinant vaccine vectors to express specific proteins or antigens relevant to each disease category. For neurodegenerative diseases, the vectors express neuroprotective proteins like beta-amyloid, tau protein, or alpha-synuclein. For cancer, the vectors express tumor-associated antigens like HER2, BRAF, or p53. For autoimmune disorders, the vectors express tolerogenic proteins like Foxp3, CTLA-4, or PD-1. For respiratory diseases, the vectors express respiratory virus antigens like influenza hemagglutinin, respiratory syncytial virus F protein, or human metapneumovirus F protein. The vectors are designed to stimulate an immune response, preventing or treating the respective diseases.

Novelty and Inventive Step

The new claims introduce a novel application of the recombinant vaccine vector technology, shifting the focus from malaria to distinct disease categories. This inventive concept's novelty lies in the specific combinations of vectors and expressed proteins, which are non-obvious extensions of the original patent.

Alternative Embodiments and Variations

Alternative embodiments may include using different vector platforms, modifying the expressed proteins, or combining multiple proteins to enhance efficacy. Variations may also involve targeting specific disease subtypes or using the vectors in combination with other therapies.

Potential Commercial Applications and Market

This inventive concept has significant commercial potential in the pharmaceutical and biotechnology industries, targeting large markets for neurodegenerative diseases, cancer, autoimmune disorders, and respiratory diseases. The adapted technology can be licensed or partnered with companies specializing in these therapeutic areas, generating revenue through royalties, partnerships, or product sales.

CPC Classifications

SectionClassGroup
A A61 A61K39/015
A A61 A61K9/0019
A A61 A61K47/6901
A A61 A61P33/06
A A61 A61K2039/5256
A A61 A61K2039/54

Field of Art

Vaccine development, recombinant viral vector technologies, immunology, with a focus on genetic engineering of viral vectors for antigen expression and immune response modulation

Person of Ordinary Skill (PHOSITA) Profile

A skilled practitioner with advanced degrees in molecular biology, virology, or immunology, experienced in genetic manipulation of viral vectors, understanding of protein expression systems, and vaccine design strategies

Obviousness Rationale

A person of ordinary skill would recognize the fundamental modularity of recombinant vaccine vector technologies, understanding that the core MVA vector platform can be readily adapted to express diverse antigens across different disease contexts. The source patent's detailed methodology for inserting genetic sequences into specific MVA vector sites provides a clear technical blueprint for extending the technology to other therapeutic domains. The predictable nature of viral vector engineering and antigen expression makes such variations a straightforward application of known techniques.

Obvious Combinations & Variations

Source Patent Element
Recombinant MVA viral vector with inserted nucleic acid sequences encoding Plasmodium falciparum immunogenic polypeptides
PTD Variation
Inserting nucleic acid sequences encoding neurodegenerative disease-related proteins like beta-amyloid or tau protein
Obviousness Reasoning
Known technique of vector-based protein expression, predictable results in generating immune responses, finite set of potential therapeutic protein targets
Source Patent Element
Insertion of genetic sequences between specific MVA genes (I8R and G1L or A50R and B1R)
PTD Variation
Inserting genetic sequences for tumor-associated antigens like HER2 or p53 using identical vector insertion strategies
Obviousness Reasoning
Established genetic engineering method with reproducible vector modification approach, design choice based on proven insertion locations
Source Patent Element
Generating immune response through recombinant viral vector
PTD Variation
Applying vector technology to respiratory virus antigens like influenza hemagglutinin
Obviousness Reasoning
Predictable extension of vaccine vector technology to different antigen types, well-understood platform adaptability in immunological engineering
Source Patent Element
Modifying viral vector to express immunogenic polypeptides
PTD Variation
Expressing tolerogenic proteins for autoimmune disorder treatment
Obviousness Reasoning
Known immunomodulatory vector strategies, finite set of potential protein targets, expected technological progression
Source Patent Element
Recombinant MVA vector for generating immune responses
PTD Variation
Using vector to express anti-inflammatory cytokines
Obviousness Reasoning
Predictable application of vector technology, established methods of protein expression, inherent flexibility of viral vector platforms
35 U.S.C. § 103 Summary: Based on US Patent 11857611's comprehensive disclosure of recombinant MVA viral vector technologies, the variations presented herein represent obvious extensions of the original patent's teachings. A person of ordinary skill would readily recognize the straightforward adaptability of the viral vector platform to diverse antigen expression scenarios, rendering the claimed variations prima facie obvious under standard obviousness analysis.

Original Patent Information

Patent NumberUS 11,857,611
TitleCompositions and methods for generating an immune response to treat or prevent malaria
Assignee(s)GeoVax, Inc.