Ramey LLP, a firm committed to making patent litigation accessible and affordable for all innovators, has filed a lawsuit on behalf of its client, VDPP, LLC, against TOUCH DYNAMIC INC. The Original Complaint and demand for a jury trial were filed on September 3, 2025, in the Southern District of Texas, Houston Division.

The lawsuit concerns the infringement of two patents: U.S. Patent No. 9,426,452 and U.S. Patent No. 9,716,874.

The patented technologies relate to advanced viewing and display methods, specifically:

• Patent '452 is titled “Faster state transitioning for continuous adjustable 3deeps filter spectacles using multi-layered variable tint materials.”

• Patent '874 is titled “Continuous Adjustable 3Deeps Filter Spectacles for Optimized 3Deeps Stereoscopic Viewing, Control Method and Means therefore, and System and Method of Generating and Displaying a Modified Video.”

VDPP, LLC is seeking relief from patent infringement to protect its intellectual property rights related to these innovative viewing technologies.

Ramey LLP believes strongly that all patent owners deserve the ability to assert their rights against infringers. This lawsuit against TOUCH DYNAMIC INC. demonstrates our dedication to defending the proprietary innovations of our clients like VDPP, LLC.

Ramey LLP is a full-service litigation law firm working with a national client base from our Houston, Texas office. We are dedicated to enhancing client results through efficient practice management, innovative technologies and the use of skilled professionals.