Published Technical Disclosure Archive

Enhanced Direct Improvements & Enhancements Technical Implementation

Publication ID: 24-11858191_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. 24-11858191_0006_PTD, Published October 29, 2025, available at https://archive.pr1or.art/24-11858191_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. 11,858,191.

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 B29C48/0018
B B29 B29C48/08
B B29 B29C48/21
B B29 B29C55/143
B B32 B32B7/02
B B32 B32B27/08
B B32 B32B27/304
B B32 B32B27/306
B B32 B32B27/32
B B32 B32B27/34
B B32 B32B27/36
B B29 B29K2023/00
B B29 B29K2023/086
B B29 B29K2027/08
B B29 B29K2067/003
B B29 B29K2077/00
B B32 B32B2250/03
B B32 B32B2250/04
B B32 B32B2250/05
B B32 B32B2250/24
B B32 B32B2307/518
B B32 B32B2307/72
B B32 B32B2307/732

Field of Art

Polymer processing and multilayer film manufacturing, specifically focusing on coextrusion techniques for creating composite films with multiple layer configurations and material compositions

Person of Ordinary Skill (PHOSITA) Profile

A polymer engineer or materials scientist with expertise in extrusion technologies, material science, film manufacturing, and knowledge of thermoplastic resin properties, capable of understanding complex multilayer film design and manufacturing processes

Obviousness Rationale

A PHOSITA would recognize that the PTD's disclosed improvements represent predictable variations of the source patent's multilayer film manufacturing approach, utilizing standard design optimization techniques and material science principles to enhance film performance through incremental technical modifications.

Obvious Combinations & Variations

Source Patent Element
Coextrusion method for multilayer composite films with at least three distinct layers
PTD Variation
Enhanced layer configuration with targeted improvements in material selection and layer thickness optimization
Obviousness Reasoning
Routine material engineering practice to modify layer compositions and thicknesses for specific performance characteristics, representing a predictable solution within the known design space
Source Patent Element
Thermoplastic resin layers with different melting temperatures
PTD Variation
Refined material selection strategy emphasizing sealing temperature and thermal performance variations
Obviousness Reasoning
Known technique of selecting complementary polymers with specific thermal properties to achieve desired film characteristics, representing standard design optimization
Source Patent Element
Biaxially oriented multilayer film manufacturing process
PTD Variation
Expanded process parameters exploring alternative stretching and orientation techniques
Obviousness Reasoning
Finite set of known manufacturing approaches that a PHOSITA would recognize as interchangeable and predictable modifications to the base manufacturing method
Source Patent Element
Layer thickness constraints (e.g., first layer not exceeding 20% of total film thickness)
PTD Variation
Alternative thickness distributions and layer configuration strategies
Obviousness Reasoning
Routine engineering design choice involving predictable parameter adjustments within established manufacturing constraints
Source Patent Element
Multilayer film with distinct polymer resin compositions
PTD Variation
Enhanced material compatibility and performance optimization through strategic resin selection
Obviousness Reasoning
Standard materials science approach of selecting complementary polymers to achieve specific mechanical, thermal, or barrier properties
35 U.S.C. § 103 Summary: Based on the teachings of US Patent 11858191 and the comprehensive technical disclosure herein, a person having ordinary skill in the art would find the claimed variations obvious and anticipated, as the disclosed improvements represent predictable extensions of known polymer processing techniques utilizing routine design optimization strategies within the established technological framework of multilayer film manufacturing.

Original Patent Information

Patent NumberUS 11,858,191
TitleMethod for producing a multi-layer composite film, multi-layer composite film, and use thereof
Assignee(s)Kuhne Anlagenbau GmbH