Lesley A. Wallerstein, LLC
Patent, Trademark & Copyright LawRespected by her peers, trusted by her clients. Lesley A. Wallerstein, Esq. 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.
For the last 6 years (2019 – 2024), 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
Happy clients receive patents and trademarks. Happy lawyer visits the Mother (Ship) of Invention
The law firm has sure been busy. We have prepared and filed two new patent applications for a returning client. We applied for over a dozen new trademarks. Several happy clients received their patents and trademarks. We continue to fight for others. Thank you to all...
National Law Review calls our Ice Cream Cone Patent “Delicious!”
In case you missed it, yesterday was National Ice Cream Day. Did you know that you can patent ice cream? You can, and you can patent ice cream cones, popsicles and even ice cream truck designs. A pair of clients invented a "Three Part Ice Cream Cone." Their patent...
Celebrating Patent 10,000,000 (…and 9,000,000…and 8,000,000…and)
Patent 10,000,000 is here! There was much speculation that it would issue to a woman, or a woman-owned company, or at least a woman patent examiner. It did not. It belongs to Joseph Marron, of Raytheon, who invented the Coherent LADAR Using Intra-Pixel Quadrature...
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