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Prior Art Search Case Study

PTAB 2026

Since 2025, the U.S. patent system has moved into a period of active recalibration, with the PTAB at the center of policy, legal, and industry debate. Recent congressional discussions and

Beyond AI

Ryan Mercer, Senior IP Counsel at a mid-size audio technology firm, was three months into an active patent infringement lawsuit. The plaintiff held a multi-mode audio signal decoder patent, a

The Immediate Need for FTO Search Don’t Launch Your Product Without It

Dow Chemical Co. (Dow) sued Nova Chemicals Corp. (Nova) for patent infringement in 2010, arguing that Nova’s polyethylene plastic products infringed Dow’s patent.  Dow Chemical won its case in an

Invalidating Formulation Patents Using the Standard Values of the Ingredients in the Claim

Invalidating formulation patents is generally more complex than usual patents because they include different components mixed together in a certain amount to make that formulation stable or viable. While the

Invalidating Telecom Patents 5 Techniques for Invalidating Telecom Patents

In September, Lenovo Group paid a hefty $140 million in a SEPs infringement lawsuit by InterDigital. In the same month, Xiaomi and Oppo were sued by Panasonic over 4G patent

Invalidating a MedTech Patent Using 102 prior art in textile industry

During invalidation searches, I often stumble upon 102 prior art from my surroundings. It might fascinate you how I discover them even when I’m not looking for them consciously. However,

Invalidating an Inventor's Patent With Research Grant Proposal

This is the story of a project that challenged me to invalidate a patent by one of the pioneers in the field of next-gen gene sequencing with over two decades

Patent Litigation Funding 8 Mistakes you can’t afford to make

This year, Colibri Heart Valve, a medical device start-up, went into a legal battle against the industry giant Medtronic CoreValve. This case not only earned its place among the top

GreyB’s Secret Search Strategy Found Prior Art For Auto-Playing Media

The ecosystem of a patent and its technology are critical factors in conducting a prior art search and even selecting the appropriate researcher for your case. Moreover, in one of

Apple & Google sued by Geoscope Technologies! Will They Survive?

Location-Based Services (LBS) technology has witnessed remarkable growth in recent years, serving as a focal point for extensive research and development efforts to enhance mobile location detection for various applications,

How We Found Prior Art Of A Numerical Claim Using Hooke’s Law Equation?

Prior-art search is a challenging process in itself. While it is possible to identify relevant prior art based on the claimed numerical value for well-known quantities like thicknesses, volumes, or

GreyB's philosophy for performing a patent prior art search

Navigating the vast landscape of the prior art search is overwhelming, and there is always the risk of missing crucial prior art references. Partnering with the right research firm can

Performing FCC ID search to find solid prior art

“Searching prior art is not a process, it is an art.” In my 6 years of experience, I have been a part of ~250 patent invalidation processes. If it has

Invalidity Search: Lithium Ion Phosphate Battery Patents

As analysts, we often encounter a situation where a patent’s claims contain certain elements that appear to be designed as decoys. Their inclusion is intended to distract attention from other

Will google survive DDC technology legal fight?

Virtual Reality (VR) technology rapidly transforms how we experience the world, from immersive gaming to advanced training simulations. However, as with any burgeoning field, legal battles over intellectual property rights

Bell Semiconductor, an entity of Hilco Global, has thousands of patents in the semiconductor domain. However, despite the connotations, it is a category 2 Non-Practicing Entity and doesn’t seem to