Registered patent agent

Marc A. McWilliams

USPTO Reg. 77418

Firm

Slater Matsil, LLP

Address

17950 Preston Road

Suite 1000

Dallas, TX, 75252

US

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about Marc A. McWilliams

  • Is Marc A. McWilliams a registered patent attorney?

    Marc A. McWilliams is a registered patent agent (USPTO Registration Number 77418). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is Marc A. McWilliams located?

    Marc A. McWilliams's office is in Dallas, Texas (75252). Affiliated with Slater Matsil, LLP.

  • What firm does Marc A. McWilliams work at?

    Marc A. McWilliams is listed as affiliated with Slater Matsil, LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Marc A. McWilliams?

    Marc A. McWilliams's office phone (per the USPTO public roster) is 972-707-9038. Verify availability and intake details directly with the firm before sending privileged materials.

  • Should I prepare anything before contacting a patent attorney?

    Yes — most patent attorneys quote based on a brief. Persoona's intellectual property module generates a prior-art analysis, defensibility scorecard, and a draft USPTO filing package so you arrive with a brief, not a blank slate. Free to run.

Profile sourced from the USPTO OEDCI Practitioner Roster. Persoona did not provide, edit, or curate this data — every field is pulled directly from the public roster.

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