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Collaborateur

William R. Siegel

Intellectual Property, Trademark Prosecution & Brand Management

Aperçu

William (Bill) R. Siegel is an associate in the Intellectual Property group of Mayer Brown’s Chicago office. Bill has experience in a wide range of intellectual property matters covering a variety of industries.

Expérience

Prosecution

  • Manage global trademark portfolios, including drafting trademark clearance opinions, filing, prosecuting, and maintaining U.S. and foreign marks.
  • Advise clients regarding worldwide trademark strategy.
  • Correspond with foreign counsel regarding international watch notices, oppositions, and responses to office actions.
  • Respond to office actions in ex parte reexamination proceedings before the U.S. Patent and Trademark Office (USPTO).

Litigation

  • Advise clients regarding the likelihood of success in pursuing enforcement actions before the U.S. Trademark Trial and Appeals Board (TTAB) and U.S. Federal Courts.
  • Prosecute and defend trademark infringement claims in opposition and cancellation proceedings before the TTAB
  • Prosecute and defend numerous successful Uniform Domain-Name Dispute-Resolution Policy (UDRP) proceedings before the World Intellectual Property Office (WIPO).

Transactional

  • Apply skills gained through the enforcement and procurement of Intellectual Property to due diligence and transactional matters.

Compétences et Secteurs liés

Formation

  • University of Illinois, BS
  • University of Illinois College of Law, JD, cum laude

Inscription au Barreau

  • Illinois

Courts

  • US Patent and Trademark Office
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