Pashion Footwear, Inc. has secured a major milestone in footwear with a newly patented design for adaptable shoes. This innovation focuses on the patent titled Fully convertible high heel-to-flat shoe. The patent describes a transformative shoe design engineered to combat specific ergonomic challenges that often lead to foot strain.

Overcoming Footwear Adaptability Challenges

Patent Title: Fully convertible high heel-to-flat shoe

Company Name: Pashion Footwear, Inc.

Patent Abstract: The present disclosure describes a shoe that may be transformed from a high heel shoe to a low heel shoe. The shoe may include three parts: a removable stelo, a removable high heel attachment, and the corresponding attachment systems integrated into the base shoe sole. The removable high heel attachment may be a standard heel of any design, width and height that has a locking system comprising a threaded post located at the heel base. When the stelo and heel attachment are attached, the shoe may be a high heel shoe. When they are removed, the shoe may be a low heel shoe, or flat shoe.

Swanson Reed Patent of the Month

Pashion Footwear, Inc. earned the prestigious Swanson Reed patent of the month award for May 2026 due to its groundbreaking approach to footwear engineering. The convertible design addresses a long-standing challenge in fashion and ergonomics by seamlessly merging style with comfort. By developing a reliable mechanism that allows a rapid transition between high heels and flat shoes, the company has introduced a level of versatility that redefines industry standards.

This invention stands out in the textiles, clothing, and footwear sector because it solves mechanical instability issues that previously plagued adjustable footwear. The integration of a removable stelo and a secure locking system with a threaded post ensures structural integrity in both configurations. This engineering feat provides users with safety and comfort, making it a highly remarkable advancement that sets a new benchmark for consumer footwear products.

Swanson Reed recognizes this patent because it reflects significant technical progress and commercial utility. The design does not merely alter aesthetics but transforms the functional nature of the product through advanced mechanical components. This successful integration of ergonomics, fashion, and mechanical engineering makes it a highly deserving recipient of the patent of the month distinction.

USA R&D Tax Credit Compliance

To qualify for the Research and Development tax credit in the United States, an invention must satisfy a four-part test. First, the project must involve a permitted purpose, meaning it aims to create a new or improved product or process regarding functionality, performance, reliability, or quality. Second, it must eliminate technical uncertainty, where the business faces unknowns regarding the capability, methodology, or final design of the product. Third, it requires a process of experimentation, involving systematic evaluation of alternatives, testing, or modeling. Fourth, the research must be technological in nature, relying on principles of physical sciences, biological sciences, engineering, or computer science.

Practical Applications Meeting R&D Tax Credit Rules

First Application: Designing and engineering the removable stelo and sole attachment system requires extensive material testing and structural analysis. Engineers must evaluate different polymers or metals to ensure the stelo provides sufficient arch support while remaining easily detachable. This process of experimenting with material durability and load-bearing capacity satisfies the technological nature and experimentation requirements.

Second Application: Developing the locking system featuring a threaded post at the heel base involves resolving significant technical uncertainty. The team must prototype multiple locking mechanisms to prevent accidental detachment during motion while ensuring smooth user operation. Testing various thread pitches and locking forces to achieve optimal reliability qualifies as a process of experimentation aimed at improving product safety.

Third Application: Integrating the attachment systems directly into the base shoe sole requires redesigning the traditional manufacturing process for footwear soles. The development team must create new molds and assembly methods to embed the receiving mechanisms without compromising the flexibility or aesthetics of the flat shoe configuration. This work addresses technical uncertainties regarding manufacturing feasibility and constitutes a qualified research activity for a new structural design.