Chicago Patent Attorney | Lesley A Wallerstein, LLC

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.

In 2019, and again in 2020, 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

How to get the most value from your new patented product – Patent Marking!

Now that you have your patent in hand, protect your investment by marking the patent number on it. Patent marking notifies the world you own this patent. Mark your product, its packaging, or virtually mark it on a dedicated website.[...]

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Lesley Wallerstein named 2020 Illinois Super Lawyer

Lesley Wallerstein has again been selected to the 2020 Illinois Super Lawyers list. Each year, no more than five percent of the lawyers in the state are selected by the research team at Super Lawyers to receive this honor. This[...]

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New Year, new trademark! Have you done your trademark search?

A comprehensive trademark search includes significant research at the USPTO, across multiple business registries and on the Internet. Not every client needs a trademark search, but it may save you headaches in the long run.[...]

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