Enhanced Functionalized Aluminosilicate Microspheres for Golf Ball Applications

Publication ID: 24-11857845_0006_PTD
Published: October 28, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Functionalized Aluminosilicate Microspheres for Golf Ball Applications,” Published Technical Disclosure No. 24-11857845_0006_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857845_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. 11,857,845.

Summary of the Inventive Concept

This inventive concept introduces novel improvements to functionalized aluminosilicate microspheres in golf balls, enhancing their toughness, tear resistance, and aerodynamic performance while reducing processing time and improving manufacturing efficiency.

Background and Problem Solved

The original patent disclosed the use of functionalized aluminosilicate microspheres in golf balls, but limitations existed in terms of dispersion, bonding, and impact durability. This new concept addresses these limitations by introducing novel surface treatments, particle size distributions, and filler materials, as well as optimized manufacturing processes.

Detailed Description of the Inventive Concept

The inventive concept comprises four key aspects: (1) a novel surface treatment for functionalized aluminosilicate microspheres to enhance bonding between the microspheres and the surrounding material, (2) a unique particle size distribution that optimizes dispersion and mixing efficiency, (3) a system for manufacturing golf balls with improved impact durability using a mixer and an extruder, and (4) a novel filler material that enhances the ball's aerodynamic performance. These improvements lead to enhanced toughness, tear resistance, and aerodynamic performance, while reducing processing time and improving manufacturing efficiency.

Novelty and Inventive Step

The new claims introduce novel and non-obvious improvements over the original patent, including the novel surface treatment, unique particle size distribution, and optimized manufacturing processes, which provide a significant enhancement to the original inventive concept.

Alternative Embodiments and Variations

Alternative embodiments may include varying the surface treatment chemistry, particle size distribution, or filler material composition to achieve specific performance characteristics. Additionally, the inventive concept could be adapted for use in other sporting goods or industrial applications.

Potential Commercial Applications and Market

The enhanced functionalized aluminosilicate microspheres have significant commercial potential in the golf ball industry, with potential applications in other sporting goods and industrial markets. The improved performance and manufacturing efficiency can lead to increased market share and revenue growth for companies adopting this technology.

CPC Classifications

SectionClassGroup
A A63 A63B37/005
C C01 C01B33/26
C C01 C01P2004/32
C C01 C01P2004/61

Field of Art

Sports equipment manufacturing, specifically golf ball materials and production techniques, with expertise in polymer composites, material science, and manufacturing processes for high-performance sporting goods

Person of Ordinary Skill (PHOSITA) Profile

A materials engineer or sports equipment designer with advanced degree in materials science or polymer engineering, 5-10 years of experience in composite material development, familiar with golf ball manufacturing techniques and material optimization strategies

Obviousness Rationale

A PHOSITA would recognize that the published technical disclosure represents predictable variations on the source patent's core concept of functionalized aluminosilicate microspheres in golf balls. The proposed modifications represent standard engineering optimization techniques that would be apparent to someone skilled in golf ball material design. The variations demonstrate incremental improvements using known material science principles and manufacturing techniques that do not require inventive insight beyond ordinary skill in the art.

Obvious Combinations & Variations

Source Patent Element
Functionalized aluminosilicate microspheres with diameter less than 50 μm
PTD Variation
Novel surface treatment to enhance bonding between microspheres and surrounding material
Obviousness Reasoning
Surface modification of ceramic microspheres is a standard technique in materials engineering to improve material interactions, representing a predictable design optimization
Source Patent Element
Core and cover layer composition with microspheres
PTD Variation
Unique particle size distribution to optimize dispersion and mixing efficiency
Obviousness Reasoning
Controlling particle size distribution is a routine materials engineering approach to improve composite material performance, representing a known technique for enhancing material properties
Source Patent Element
Golf ball core manufacturing process
PTD Variation
Integrated mixer and extruder system for improved processing of microsphere-enhanced materials
Obviousness Reasoning
Equipment integration and process optimization are standard engineering practices for improving manufacturing efficiency, representing a predictable solution to processing challenges
Source Patent Element
Aluminosilicate microspheres as filler material
PTD Variation
Novel filler material configuration to enhance aerodynamic performance
Obviousness Reasoning
Material configuration modifications to improve aerodynamics are standard design approaches in sports equipment engineering, representing a finite set of predictable performance enhancements
Source Patent Element
Polybutadiene rubber core composition
PTD Variation
Thermal crosslinking method to reduce processing cycle time
Obviousness Reasoning
Thermal processing optimization is a known technique in polymer manufacturing, representing a predictable method for improving production efficiency
35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. § 103, the variations disclosed in this published technical disclosure would have been obvious to a person having ordinary skill in the art at the time of invention, with a reasonable expectation of success, based on the teachings of US Patent 11857845. The incremental improvements represent routine engineering optimization techniques that do not rise to the level of non-obvious innovation, thereby establishing this disclosure as valid prior art against potential future patent claims in this technical domain.

Original Patent Information

Patent NumberUS 11,857,845
TitleFunctionalized aluminosilicate microspheres for golf ball
Assignee(s)Topgolf Callaway Brands Corp.