Novel Applications of Anti-CD25 Antibody-Maytansine Conjugates

Publication ID: 24-11857637_0002_PTD
Published: October 28, 2025
Category:New Applications & Use Cases

Legal Citation

pr1or.art Inc., “Novel Applications of Anti-CD25 Antibody-Maytansine Conjugates,” Published Technical Disclosure No. 24-11857637_0002_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857637_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. 11,857,637.

Summary of the Inventive Concept

Expanding the therapeutic potential of anti-CD25 antibody-maytansine conjugates to novel applications in neurological disorders, cancer treatment, and diagnostic detection of CD25 expression

Background and Problem Solved

The original patent disclosed anti-CD25 antibody-maytansine conjugates for treating certain diseases, but its scope was limited to specific therapeutic areas. This inventive concept addresses the need for exploring new applications of this core technology to tackle unmet medical needs in diverse fields

Detailed Description of the Inventive Concept

The newly generated claims describe novel applications of anti-CD25 antibody-maytansine conjugates, including treating neurological disorders, preventing neuroinflammation, targeting CD25-expressing cancer cells, delivering conjugates through microfluidic devices, and detecting CD25 expression in cells. These applications leverage the conjugate's ability to modulate CD25 expression, reducing inflammation and promoting targeted therapy

Novelty and Inventive Step

The inventive concept's novelty lies in its expansion of the conjugate's therapeutic scope to previously unexplored areas, such as neurological disorders and diagnostic detection. The inventive step involves recognizing the potential of the core technology to address unmet needs in these fields and adapting it to these new applications

Alternative Embodiments and Variations

Alternative embodiments may include varying the maytansinoid structure, modifying the antibody's isotype or affinity, or using different conjugation chemistries. Variations could also involve combining the conjugate with other therapeutic agents or using it in conjunction with gene editing technologies

Potential Commercial Applications and Market

The inventive concept has significant commercial potential in the pharmaceutical and biotechnology industries, with potential applications in neurological disorders, cancer treatment, and diagnostic detection. The market for these applications is substantial, with growing demand for targeted and effective therapies

CPC Classifications

SectionClassGroup
A A61 A61K47/6807
C C07 C07K16/2866
A A61 A61K47/65

Original Patent Information

Patent NumberUS 11,857,637
TitleAnti-CD25 antibody-maytansine conjugates and methods of use thereof
Assignee(s)R.P. Scherer Technologies, LLC