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Lesley A. Wallerstein, LLC

Patent, Trademark & Copyright Law

Respected by her peers, trusted by her clients. Lesley Wallerstein is the smart attorney and smart choice. A graduate of MIT and a former patent examiner,  Lesley knows how to write patent and trademark applications and get them done right. Clients trust Lesley to have their back. She takes the time to understand your invention and business goals. Her advice draws from years of technical and legal experience. If you hire Lesley, she will keep you in the loop and guide you where you want to be. From 2019-2026, Lesley’s peers and Super Lawyers selected her as an Illinois Super Lawyer – a distinction reserved for only the top 5% of lawyers in the state. If your product or service is worth protecting, it is worth having a top lawyer on your side. Call or write Lesley today to see how she can help you.

Latest News

A New “Slant” on Disparaging Trademarks

A New “Slant” on Disparaging Trademarks

Portland, Oregon based rock band The Slants won back the right to trademark their name. The U.S. Patent & Trademark Office had denied Simon Tam and his Asian-American bandmates a trademark on grounds it disparages that ethnic group. Tam appealed to the Trademark...

One–and done! Utility patent allowed in 9 months flat.

One–and done! Utility patent allowed in 9 months flat.

There is good news for one of my patent clients this week. His utility patent application for a consumer home-décor product was allowed nine months after we filed. No rejections, no amendments--just a Notice of Allowance. I have older patent applications which still...

New Merchandise Mart / River North location now open!

New Merchandise Mart / River North location now open!

Can I be in two places at once? Yes! I've just opened a second location at Chicago's uber (not Uber) tech hub Merchandise Mart. I'm really there and just down the hall from 1871 and Matter, and steps from the Loop. So, no excuses not to call me and get your patent,...

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Lesley Wallerstein professional affiliations
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