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With 17 offices, from New York to Los Angeles and Seattle to Orlando, we live and work in communities all over the U.S., collaborating across locations, disciplines and even borders. Our experienced, highly ranked lawyers serve businesses wherever they are and wherever they want to go.

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Pro Bono

Am Law 100 firm with practices in Business, Digital Assets and Data Management, Intellectual Property, Labor & Employment, Litigation and Tax.

Home | BakerHostetler

What to Expect and How to Prepare: A Guide to Employing Foreign Workers in the Age of Trump

Teresa Goody Guillén Supports New SEC Nominee in Institutional Investor Article

Carolina Alonso Shares Her Journey to the Legal Profession with High School Students

​Bill Bergmann Elected Treasurer of Court of Federal Claims Bar Association; Continues Role on Advisory Council

For an entrepreneurial-minded attorney such as Mark, a practice that targets patent litigation and mechanical and MedTech prosecution is second nature. Before graduating law school, Mark’s inventiveness had already helped inspire two unique companies: one that launched a medical device for diagnosing malaria in third-world countries and another that specialized in the sale of rare shoes.

core/freeform

J.D., Case Western Reserve University School of Law, 2015, 

B.S., Mechanical Engineering, Case Western Reserve University, 2012

<ul>
<li>Ohio Super Lawyers &#8220;Rising Star&#8221; (2023 to 2024)</li>
</ul>

Columbus

IP Intelligence Report

Considerations For Applicants and Practitioners Due to Recent EPC Guidelines Regarding Description Amendment Requirements

Reasonable Expectation of Success’ Analysis Must Be Tied to Claim Limitations

Use of Infringement Disclaimer to Preserve Favorable PTAB Decision

Intellectual Property

IP Technology

Patent Litigation

Patent Prosecution

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Life Sciences

IP Life Sciences and Advanced Materials

Design Patent Protection

Aerospace and Defense

Procurement
<ul>
<li>Represent one of the largest designers and manufacturers of dispensing equipment for consumer and industrial adhesives, sealants and coatings; equipment used in the testing and inspection of electronic components; technology-based systems for curing and surface treatment processes; and medical devices and component technologies. The representation of this multinational company includes detailed intellectual property counseling and strategy, patent drafting and worldwide patent filing and patent prosecution.</li>
<li>Represent multiple medical device companies by identifying valuable intellectual property and then developing and implementing strategies to protect and exploit that intellectual property for tangible benefits, including licensing and acquisition negotiations.</li>
<li>Collaborate with inventors and conduct harvest sessions with a financial services industry leader to identify over a dozen inventions being developed or implemented and secure protection to increase the company’s ability to protect its innovation.</li>
<li>Creation and implementation of complex strategies for the introduction, development, management, enhancement and enforcement of core patent rights and large portfolios in the U.S. and globally for a myriad of companies.</li>
<li>Close collaboration with in-house counsel and engineering executives in relation to day-to-day management of worldwide patent portfolios.</li>
</ul>
Litigation
<ul>
<li>As a member of a team, represented a leading enterprise content management and process management services and software provider in various litigated matters, including multidistrict, multi-action patent litigation in the Western District of Texas and Central District of California brought by one of the largest companies in the industry, obtaining a favorable global settlement.</li>
<li>As a member of a team, represented multiple defendants, including a Fortune 500 technology company, obtaining dismissal of four software patents on a motion to dismiss on Section 101 grounds.</li>
<li>As a member of a team, represented manufacturer of commercial-grade food equipment involving deep fryer technology, obtaining invalidation of asserted patent in IPR proceeding.</li>
<li>Defended against assertions of patent and trademark claims directed to electronic cigarettes.</li>
<li>Opined on freedom to operate and risks concerning possible infringement or invalidity of patents in a variety of industries, including nicotine vaporizers, additive manufacturing and infant car seats, among other technologies and industries.</li>
<li>Acted as a key member of a team in a number of prominent federal court litigations and PTAB proceedings, including:
<ul>
<li>Defended a software company faced with patent infringement.</li>
<li>Defended a manufacturer of child car seats faced with patent infringement.</li>
<li>Represented a global hygiene and health company in federal court patent infringement actions.</li>
<li>Defended a sporting goods company faced for trademark infringement.</li>
<li>Defended a manufacturer of commercial building materials faced with trade secret misappropriation.</li>
</ul>
</li>
</ul>
Transactions
<ul>
<li>Represented an early-stage medical device company in the successful negotiation of a development contract with a major medical device company.</li>
<li>Advised on intellectual property considerations and conduced key intellectual property diligence in multiple mergers and acquisitions.</li>
</ul>

Mark S. Einsiedel

Mark S. Einsiedel

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