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Duane Mathiowetz Email & Phone Number

Partner at Practus, LLPRepresenting clients at the intersection of technology and the law at Practus, LLP
Location: San Francisco Bay Area, United States, United States 12 work roles 3 schools
1 work email found @leclairryan.com 7 phones found area 415, 510, and 916 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

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Work email d****@leclairryan.com
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Current company
Role
Partner at Practus, LLPRepresenting clients at the intersection of technology and the law
Location
San Francisco Bay Area, United States, United States
Company size

Who is Duane Mathiowetz? Overview

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Duane Mathiowetz is listed as Partner at Practus, LLPRepresenting clients at the intersection of technology and the law at Practus, LLP, a company with 35 employees, based in San Francisco Bay Area, United States, United States. AeroLeads shows a work email signal at leclairryan.com, phone signal with area code 415, 510, 916, and a matched LinkedIn profile for Duane Mathiowetz.

Duane Mathiowetz previously worked as Partner at Practus, Llp and Partner IP & Commercial Litigation at Morgan Franich Fredkin Siamas & Kays Llp. Duane Mathiowetz holds Doctor Of Law (J.D.) from University Of San Francisco School Of Law.

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{first}.{last}@leclairryan.com
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Profile bio

About Duane Mathiowetz

Duane Mathiowetz has spent his professional career at the intersection of technology and law, helping start-up to $4B+ companies and their leaders protect IP and mitigate liability.From product development to commercialization, Duane’s insights and client-centric approach to litigation for boutique and Am Law 100 firms have earned the trust and respect of his clients and adversaries alike. He is widely known for delivering hands-on service, efficient solutions, and veteran guidance for enterprises, sole inventors, and everything in between. Collectively, Duane has served as lead, support, or sole counsel on multimillion-dollar patent, trademark, and commercial cases, including 15 jury trials and ITC proceedings, from case inception through appeal, 500+ depositions and witness examinations, 20+ mediations and arbitrations (certified mediator / arbitrator since 2016), 5 matters before BPAI and PTAB, and lead attorney on 10+ appeals, including 3 oral arguments, before the Federal Circuit Court of Appeals.Duane holds a J.D. (with honors), from the University of San Francisco School of Law, a Master of Science degree in Mechanical Engineering Design from Standard University (as a General Motors Scholar), and a Bachelor of Mechanical Engineering (with honors), from the University of Minnesota. He has served on executive and management compensation committees during his legal career. Duane is a member of the California Bar Association, and is a Registered Patent Attorney. He serves as Adjunct Professor at Golden Gate University Law School, where he teaches patent law, and has been named Northern California Super Lawyer (Patent Litigation) multiple years running through 2020.Duane is a Fellow of the Litigation Counsel of America. SPECIALIZATIONS:Plaintiff and defense-side IP litigation: Patent, trademark, copyright, unfair competition, and trade secret matters across advanced semiconductor manufacturing, devices and materials; Bluetooth/wireless; automotive; lighting; mechanical equipment and devices; MEMS; medical devices and orthopedic bracing; biotech and stem cells; programming guides and software; seismic modeling for oil exploration; VOIP; e-commerce; and AR. Substantial commercial litigation experience.

Listed skills include Patents, Intellectual Property, Patent Litigation, Trade Secrets, and 16 others.

Current workplace

Duane Mathiowetz's current company

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Practus, LLP
Practus, Llp
Partner at Practus, LLPRepresenting clients at the intersection of technology and the law
washington, district of columbia, united states
Website
Employees
35
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12 roles · 54 years

Duane Mathiowetz work experience

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Partner

Current

San Francisco, California, United States

Representation of clients in IP, privacy, and commercial litigation matters, with emphasis on patent litigation in the district courts and before the PTAB. Arbitration and mediation of technology cases. Assist clients in the monetization of their IP.

Dec 2020 - Present

Partner Ip & Commercial Litigation

San Francisco Bay Area, CA

Manage tech-related IP litigation. Recent litigation includes the complex defense of a start-up in a patent infringement and trade secret misappropriation defense case, and a multimillion-dollar post-arbitration settlement on a commercial / employment litigation action.

Sep 2018 - Dec 2020

Partner | Ip Litigation & Patent Monetization

San Francisco And Palo Alto, CA

Represented start-ups and SMBs in patent, trademark, copyright, and unfair competition matters involving consumer and commercial products. Examples included IP infringement resolution for a cannabis start-up’s distillation tech; patent, trademark, and copyright settlement for a Hong Kong-based online retail and consumer products company; and patent.

Jul 2017 - Aug 2018

Shareholder | Ip Litigation

Leclairryan

San Francisco, CA

Helped expand IP capability to West Coast office of Virginia-based general practice firm, litigating patent and copyright matters for domestic and foreign companies. Selected matters:Defeated $100M+ claim against a Taiwanese optical image-sensing technology company in an Eastern District of Texas case, and concurrently prosecuted PTAB validity challenge.

May 2015 - Jul 2017

Partner | Ip & Commercial Litigation

San Francisco

Bolstered the Northern California IP litigation practice for a Chicago-based firm. Represented an app / software development firm against a predatory patent licensing company seeking $100M+ in a multi-party mobile-ordering patent dispute; filed a plaintiff action on behalf of a $500M utility boom truck manufacturer on a trade secret misappropriation and.

Jan 2013 - Oct 2014

Partner | Patent Litigation

San Francisco And Palo Alto, CA

Helped build the firm’s Northern California patent litigation practice, continuing representation of former Howrey clients and undertaking new clients in automotive, cosmetics, and e-commerce industries. Representative matters included resolving ongoing patent litigation against several multibillion-dollar enterprises by developing a strategy for an.

Feb 2011 - Dec 2012

Partner | Patent Litigation

San Francisco, CA

Helped build 50-attorney San Francisco office, representing technology clients in high-stakes litigation. Representative matters included representing a Canadian knee brace manufacturer on key litigations (e.g., trial resulted in $7M judgment and a mediated settlement for $4M), as well as IP aspects of client’s M&A activity with a cross-border medical.

May 2003 - Feb 2011

Partner | Patent Litigation

Townsend And Townsend And Crew Llp

San Francisco, CA

Expanded IP prosecution and litigation capabilities (Senior Associate, 1991-1993) as patent law became de rigueur practice, eventually shifting to a litigation and interference practice (Partner, 1993-2003). Handled high-tech litigation and trademark / copyright cases.Representative matters included securing a trial victory on behalf of an individual.

Jan 1991 - Apr 2003

Senior Associate

Leboeuf Lamb Leiby & Macrae

San Francisco

1987 - 1991 ~4 yrs

Mechanical Engineer

San Francisco

1977 - 1983 ~6 yrs

Mechanical Engineer

General Motors Proving Ground

Milford, Michigan

1972 - 1977 ~5 yrs
Team & coworkers

Colleagues at Practus, LLP

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3 education records

Duane Mathiowetz education

FAQ

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What company does Duane Mathiowetz work for?

Duane Mathiowetz works for Practus, LLP.

What is Duane Mathiowetz's role at Practus, LLP?

Duane Mathiowetz is listed as Partner at Practus, LLPRepresenting clients at the intersection of technology and the law at Practus, LLP.

What is Duane Mathiowetz's email address?

AeroLeads has found 1 work email signal at @leclairryan.com for Duane Mathiowetz at Practus, LLP.

What is Duane Mathiowetz's phone number?

AeroLeads has found 7 phone signal(s) with area code 415, 510, 916 for Duane Mathiowetz at Practus, LLP.

Where is Duane Mathiowetz based?

Duane Mathiowetz is based in San Francisco Bay Area, United States, United States while working with Practus, LLP.

What companies has Duane Mathiowetz worked for?

Duane Mathiowetz has worked for Practus, Llp, Morgan Franich Fredkin Siamas & Kays Llp, Foley & Lardner Llp, Leclairryan, and Schiff Hardin Llp.

Who are Duane Mathiowetz's colleagues at Practus, LLP?

Duane Mathiowetz's colleagues at Practus, LLP include Gregg Kinney, Sharon Akselrod, Bobby Rhatigan, Felix Joaquín Dufourq, and Mark D. Belongia.

How can I contact Duane Mathiowetz?

You can use AeroLeads to view verified contact signals for Duane Mathiowetz at Practus, LLP, including work email, phone, and LinkedIn data when available.

What schools did Duane Mathiowetz attend?

Duane Mathiowetz holds Doctor Of Law (J.D.) from University Of San Francisco School Of Law.

What skills is Duane Mathiowetz known for?

Duane Mathiowetz is listed with skills including Patents, Intellectual Property, Patent Litigation, Trade Secrets, Litigation, Trademarks, Appeals, and Patent Prosecution.

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