Patent Analysis

With over a decade of experience at the U.S. Patent and Trademark Office (USPTO), Francisco Tschen brings a rare depth of insight into how patents are examined, prosecuted, and granted. As a former Primary Patent Examiner and Examiner Trainer, he reviewed more than 500 patent applications and conducted hundreds of examiner–attorney interviews, achieving an exceptional record of accuracy and efficiency.

Today, as the founder of Tschen Law, Francisco leverages his experience and technical background to deliver high-quality patent services tailored to inventors, startups, and businesses. With advanced degrees in Chemical Engineering and Materials Science, and as a licensed Professional Engineer and attorney, he combines legal precision with a deep understanding of technology. Francisco guides clients through every phase of protecting and commercializing their innovations.

Our services include:

- Patentability assessments and freedom-to-operate (FTO) opinions.
- Claim charting and infringement analysis.
- Portfolio evaluation and competitive landscape reviews.
- Advising on licensing opportunities and IP strategy development.
- Prior Art Searches to develop the state of the art: Strong patent protection begins with thorough research. We perform detailed searches to identify prior art and assess the patent landscape before filing, helping clients position their applications strategically.

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Patent Drafting

We draft patent applications that clearly and effectively capture the essence of
your invention while meeting all USPTO and international standards. Our goal is
to ensure that your patent provides broad protection and withstands legal
scrutiny.

Our services include:

- Preparing provisional and non-provisional patent applications.
- Drafting continuation, divisional, and PCT applications.
- Crafting claims and specifications that maximize protection and clarity.

- Coordinating drawings and formal documents for filing compliance.