Registered patent agent

William L Duke

USPTO Reg. 69668

Address

1376 Fairfield Avenue

Charleston, SC, 29407

US

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about William L Duke

  • Is William L Duke a registered patent attorney?

    William L Duke is a registered patent agent (USPTO Registration Number 69668). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is William L Duke located?

    William L Duke's office is in Charleston, South Carolina (29407).

  • How do I contact William L Duke?

    William L Duke's office phone (per the USPTO public roster) is 843-607-6476. 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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