Enhanced Self-Emulsifying Cannabidiol Formulations with Improved Bioavailability and Reduced Variability

Publication ID: 24-11857678_0006_PTD
Published: October 28, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Self-Emulsifying Cannabidiol Formulations with Improved Bioavailability and Reduced Variability,” Published Technical Disclosure No. 24-11857678_0006_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857678_0006_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. 11,857,678.

Summary of the Inventive Concept

This inventive concept relates to self-emulsifying cannabidiol compositions with improved bioavailability, reduced variability in absorption rates, and targeted release, thereby enhancing the treatment of various diseases and disorders.

Background and Problem Solved

The original patent disclosed self-emulsifying cannabidiol compositions, but these formulations had limitations in terms of bioavailability and variability in absorption rates, leading to inconsistent therapeutic effects. The present inventive concept addresses these limitations by introducing novel surfactant combinations, nanoparticle delivery systems, and solid dosage forms, resulting in improved efficacy and reduced side effects.

Detailed Description of the Inventive Concept

The enhanced self-emulsifying cannabidiol compositions comprise from about 1% to about 40% w/w cannabidiol and from about 40% to about 99% w/w of one or more surfactants selected from polyethylene glycol 40 hydrogenated castor oil, caprylocaproyl polyoxyl-8 glycerides, linoleoyl polyoxyl-6 glycerides, and polyglycerol polyricinoleate. These compositions exhibit improved bioavailability and reduced variability in absorption rates due to the optimized surfactant ratios and nanoparticle delivery systems. Additionally, the compositions can be formulated for oral administration in solid dosage forms, providing a convenient and patient-friendly treatment option.

Novelty and Inventive Step

The new claims introduce novel surfactant combinations, nanoparticle delivery systems, and solid dosage forms, which are not obvious from the original patent. The improved bioavailability and reduced variability in absorption rates are significant advancements over the prior art, providing a non-obvious solution to the limitations of the original patent.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept may include using different surfactant combinations, varying the nanoparticle size and composition, or incorporating additional excipients to enhance the formulation's stability and efficacy. Variations of the solid dosage forms may include tablets, capsules, or powders, each with unique advantages and applications.

Potential Commercial Applications and Market

The enhanced self-emulsifying cannabidiol formulations have significant commercial potential in the treatment of anxiety disorders, pain management, and other diseases and disorders. The targeted release and improved bioavailability of these compositions make them attractive for pharmaceutical companies and healthcare providers seeking more effective and efficient treatment options.

CPC Classifications

SectionClassGroup
A A61 A61K9/107
A A61 A61K9/4808
A A61 A61K9/4825
A A61 A61K31/05
A A61 A61K47/10
A A61 A61K47/14
A A61 A61K47/22

Field of Art

Pharmaceutical formulation and drug delivery systems, specifically focused on cannabidiol compositions with self-emulsifying properties and nanoparticle delivery technologies. Requires expertise in pharmaceutical chemistry, drug formulation, surfactant interactions, and advanced drug delivery mechanisms

Person of Ordinary Skill (PHOSITA) Profile

A pharmaceutical scientist or formulation engineer with advanced degree (MS/PhD) in pharmaceutical sciences, with 3-5 years experience in drug delivery system design, expertise in surfactant interactions, nanoparticle encapsulation techniques, and cannabinoid formulation strategies

Obviousness Rationale

A skilled practitioner would recognize that the PTD's variations represent predictable extensions of the source patent's core self-emulsifying cannabidiol composition technology. The modifications involving nanoparticle delivery systems, solid dosage forms, and refined surfactant combinations are logical incremental improvements that would be apparent to someone skilled in pharmaceutical formulation. The technical solutions proposed represent standard optimization strategies within the known design parameters of cannabidiol delivery systems.

Obvious Combinations & Variations

Source Patent Element
Self-emulsifying cannabidiol composition with specific surfactant ranges
PTD Variation
Introduction of polyglycerol polyricinoleate as an additional surfactant and nanoparticle encapsulation approach
Obviousness Reasoning
Surfactant selection and nanoparticle encapsulation are well-established pharmaceutical engineering techniques, representing a predictable variation within known formulation design strategies
Source Patent Element
Cannabidiol composition for treating withdrawal symptoms
PTD Variation
Expanded treatment focus to include anxiety disorders with targeted delivery mechanism
Obviousness Reasoning
Expanding therapeutic applications and improving delivery mechanisms are standard pharmaceutical development approaches that would be obvious to a skilled formulation scientist
Source Patent Element
Liquid self-emulsifying composition
PTD Variation
Solid dosage form development through spray-drying techniques
Obviousness Reasoning
Converting liquid pharmaceutical formulations to solid dosage forms is a routine pharmaceutical engineering task with predictable methodological approaches
Source Patent Element
Emulsion with 100-300 nanometer globule size
PTD Variation
Targeted nanoparticle delivery system with refined globule size and composition
Obviousness Reasoning
Incremental improvements in nanoparticle size, composition, and targeting represent standard pharmaceutical optimization strategies within predictable design parameters
Source Patent Element
Cannabidiol composition with surfactants and oils
PTD Variation
Enhanced bioavailability through optimized surfactant ratios and delivery mechanisms
Obviousness Reasoning
Improving drug bioavailability through surfactant ratio optimization is a well-known pharmaceutical formulation technique with predictable scientific approaches
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11857678, the present published technical disclosure demonstrates that the claimed variations in cannabidiol formulation represent obvious extensions of the prior art, employing standard pharmaceutical engineering techniques and predictable design modifications that would be readily apparent to a person having ordinary skill in pharmaceutical formulation technologies.

Original Patent Information

Patent NumberUS 11,857,678
TitleSelf-emulsifying cannabidiol formulations
Assignee(s)Benuvia Operations, LLC