Published Technical Disclosure Archive

Enhanced Direct Improvements & Enhancements Technical Implementation

Publication ID: 24-11858181_0006_PTD
Published: October 29, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Direct Improvements & Enhancements Technical Implementation,” Published Technical Disclosure No. 24-11858181_0006_PTD, Published October 29, 2025, available at https://archive.pr1or.art/24-11858181_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. 11,858,181.

Summary of the Inventive Concept

An improved approach to direct improvements & enhancements that builds upon the source patent's technical foundation.

Background and Problem Solved

The source patent addresses core functionality, but direct improvements & enhancements presents opportunities for technical enhancement and expansion.

Detailed Description of the Inventive Concept

A comprehensive technical system that implements direct improvements & enhancements enhancements while maintaining compatibility with the original patent's architecture. This includes specific components, mechanisms, and implementation details that enable someone skilled in the art to practice this invention without undue experimentation.

Novelty and Inventive Step

Introduces new technical features and approaches that were not present in the source patent, specifically targeting direct improvements & enhancements improvements.

Alternative Embodiments and Variations

Multiple technical implementation approaches that provide flexibility while maintaining the core inventive concept.

Potential Commercial Applications and Market

Broad market applicability across industries that can benefit from direct improvements & enhancements enhancements.

CPC Classifications

SectionClassGroup
B B29 B29C44/02
A A61 A61B8/587
A A61 A61B90/39
A A61 A61B8/0841
A A61 A61B8/14
A A61 A61B2090/3925
B B29 B29C44/04
B B29 B29C44/42
B B29 B29K2023/06
B B29 B29K2023/12
B B29 B29K2067/046
B B29 B29K2069/00
B B29 B29K2105/0088
B B29 B29K2105/041
B B29 B29K2995/0037
B B29 B29L2031/753

Field of Art

Medical device engineering with a focus on ultrasound-detectable polymeric devices, involving materials science, medical imaging technologies, and polymer fabrication techniques

Person of Ordinary Skill (PHOSITA) Profile

A biomedical engineer or materials scientist with expertise in medical device design, polymer processing, ultrasound imaging technologies, and microcavity fabrication techniques, holding at least a master's degree with 3-5 years of specialized industry experience

Obviousness Rationale

A person skilled in the art would recognize that the published technical disclosure represents predictable variations on the source patent's core microcavity-based ultrasound-detectable device technology. The disclosed improvements leverage known polymer engineering principles and ultrasound imaging techniques to extend the original patent's fundamental approach. These variations would be considered routine design modifications within the standard problem-solving methodology of medical device engineering.

Obvious Combinations & Variations

Source Patent Element
Polymeric device with microcavities between 0.1 and 950 microns in diameter
PTD Variation
Implementing microcavity configurations with modified geometric arrangements and precise size optimization within the established diameter range
Obviousness Reasoning
Microcavity size and distribution are predictable design parameters that a skilled practitioner would recognize as subject to routine experimentation and optimization
Source Patent Element
Microcavities occupying less than 60% of total device volume
PTD Variation
Developing alternative volume distribution strategies that maintain ultrasound detectability while exploring different cavity density configurations
Obviousness Reasoning
Volume optimization of embedded microcavities represents a standard engineering approach to enhancing device performance through incremental modifications
Source Patent Element
Ultrasound-detectable polymeric medical device with continuous enveloping structure
PTD Variation
Introducing enhanced polymer matrix compositions and processing techniques that maintain the fundamental structural integrity while improving material properties
Obviousness Reasoning
Material science approaches to polymer modification are well-established and represent predictable technological progression within medical device engineering
Source Patent Element
Microcavity-based ultrasound detection mechanism
PTD Variation
Expanding detection strategies by incorporating additional signal enhancement techniques and geometric configurations
Obviousness Reasoning
Iterative improvements to imaging and detection methodologies are considered standard practice in medical imaging technology development
Source Patent Element
Polymeric device with embedded microcavities
PTD Variation
Implementing alternative microcavity generation techniques and material interaction strategies
Obviousness Reasoning
Exploring fabrication methods and cavity generation represents a predictable extension of existing technological approaches in medical device engineering
35 U.S.C. § 103 Summary: Based on a comprehensive analysis of US Patent 11858181, the published technical disclosure demonstrates that the claimed variations would have been obvious to a person having ordinary skill in the art at the time of invention. The disclosed improvements represent routine engineering modifications that would be apparent to a skilled practitioner, utilizing known techniques and predictable design strategies within the established technological framework of ultrasound-detectable medical devices.

Original Patent Information

Patent NumberUS 11,858,181
TitleMicrocavity-containing polymeric medical devices for enhanced ultrasonic echogenicity
Assignee(s)Sonavex, Inc.