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patent + trademark attorney
Adler Pollock & Sheehan P.C. & 52Launch
File your patent and trademark with APS Law - and bring them to life with 52Launch.
Daniel Holmander and his team protect great brands and ideas. 52Launch brings them to market.
Together, we guide entrepreneurs from protection to profit.
Meet Your Expert Team
Daniel J. Holmander
Registered U.S. Patent Attorney • Co-Chair, Intellectual Property Group, Adler Pollock & Sheehan P.C. • Providence, RIDaniel Holmander is a registered U.S. patent attorney, shareholder, and Co-Chair of the Intellectual Property Group at Adler Pollock & Sheehan P.C. With more than 20 years of experience, Dan helps inventors, startups, universities, and established companies protect and commercialize innovations across consumer products, medical devices, advanced materials, and clean technology. He founded and leads the firm’s patent practice and has overseen the preparation and prosecution of hundreds of patent and trademark applications.
Peter Drakulich
Founder • 52 LaunchProduct development expert leading a team that has taken dozens of products from idea to viral sensation, retail shelves, and six-figure launch days. Specializes in end-to-end product development from design and prototyping to manufacturing, branding, and go-to-market strategy.
More about Adler Pollock & Sheehan P.C.
Adler Pollock & Sheehan P.C., commonly known as AP&S, is a full-service New England law firm with a comprehensive intellectual property practice serving individual inventors, startups, research institutions, and established businesses. Led in part by Daniel J. Holmander, the firm’s IP team helps clients secure, manage, commercialize, and enforce patents, trademarks, copyrights, and trade secrets in alignment with their broader business goals.
Dan founded and leads AP&S’s patent practice. His work spans technologies including consumer products, medical devices, robotics, software and artificial intelligence, advanced materials, packaging, clean technology, and energy systems. In addition to preparing and prosecuting U.S. and international patent applications, he advises clients on freedom-to-operate analyses, licensing, technology transfers, commercialization strategies, IP portfolio development, and proceedings before the Patent Trial and Appeal Board. He also assists clients with trademarks, copyrights, trade secrets, and intellectual property disputes.
This combination of technical fluency, legal experience, and business-focused guidance makes Dan and the AP&S team particularly well suited to innovators who need more than a patent filing. They help clients understand how intellectual property fits into product development, fundraising, licensing, partnerships, and long-term company growth.
Connect with Adler Pollock & Sheehan P.C. →Why Work with a Patent Attorney and 52 Launch?
Comprehensive patent protection guarantees ownership of your idea and seals your competitive advantage in the market
Leverage the 52Launch team's expertise to transform your protected ideas into products that sell while you sleep
Your idea needs to be both protected and commercialized. By working with a trusted patent attorney and 52Launch you'll unlock a team that can do both.
From early stage idea to product on shelves, we'll be there every step of the way to build a business around your product.
Products Patented and Developed
Eggmazing Egg Decorator
Transformed a rough 3D model into a patented spinning Easter egg decorator. Overcame complex geometry and electronics challenges to achieve mass production. Result: Over 55 million units sold, featured on CBS, Today Show, USA Today, and in Kardashian Easter celebrations.
KlockItGolf
Evolved a homemade prototype (dog leash stake + rope + golf ball) into a professional golf training device. Developed proprietary core technology ensuring the ball stays permanently attached during intense club impacts while maintaining authentic golf ball appearance.
lava lunch
Created for a mother whose children had severe food allergies, this insulated lunch bag with microwavable heat packs keeps food warm for 5 hours. Overcame complex manufacturing challenges by coordinating multiple suppliers for bags, heat packs, and assembly.