Enhanced Blister Pack for Medicinal Products with Improved Safety and Efficiency

Publication ID: 24-11857493_0006_PTD
Published: October 28, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Blister Pack for Medicinal Products with Improved Safety and Efficiency,” Published Technical Disclosure No. 24-11857493_0006_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857493_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. 11,857,493.

Summary of the Inventive Concept

An improved blister pack design that enhances product safety, ease of use, and production efficiency, while providing controlled release of medicinal substances over a predetermined period.

Background and Problem Solved

The original blister pack design had limitations in terms of sharp edges, product removal difficulties, and limited storage capacity. The new inventive concept addresses these limitations by introducing rounded corner shapes, tapered walls, and recessed areas, ensuring improved product safety and user experience.

Detailed Description of the Inventive Concept

The enhanced blister pack comprises a bottom film with at least one blister pocket, featuring a rounded corner shape to reduce the risk of sharp edges. The blister pocket can also have a tapered wall shape, allowing for easier removal of the medicinal product. Additionally, a recessed area shape can be incorporated to increase storage capacity. A lidding film is sealed to the bottom film, and a strip of active material with a release function can be incorporated into the blister pocket for controlled release of medicinal substances over a predetermined period. The blister pack can be produced using a high-speed system, comprising a tool for forming the bottom film, a lidding film applicator, and a strip applicator.

Novelty and Inventive Step

The new inventive concept introduces novel shapes and designs for the blister pocket, such as rounded corners, tapered walls, and recessed areas, which provide improved product safety and user experience. The incorporation of a strip of active material with a release function enables controlled release of medicinal substances, which is not present in the original patent. These features represent a non-obvious improvement over the original design.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include different shapes and sizes of the blister pocket, varying materials for the bottom film and lidding film, and different types of active materials with release functions. Additionally, the system for producing blister packs could be modified to accommodate different production speeds and capacities.

Potential Commercial Applications and Market

The enhanced blister pack design has significant commercial potential in the pharmaceutical industry, particularly for medicinal products requiring controlled release. The improved safety and efficiency features also make it attractive for use in hospitals and healthcare facilities. The high-speed production system could be marketed to pharmaceutical companies and contract manufacturers, enabling them to produce blister packs at a lower cost and with increased efficiency.

CPC Classifications

SectionClassGroup
A A61 A61J1/035
B B65 B65B47/04
B B65 B65D75/36

Original Patent Information

Patent NumberUS 11,857,493
TitleBlister pack for medicinal products and tool for producing the blister pack
Assignee(s)UHLMANN PAC-SYSTEME GMBH & CO. KG