Registered patent attorney

Patrick William Duncan

USPTO Reg. 41721

Firm

Drew & Napier LLC

Drew & Napier LLC

Address

10 Collyer Quay

10th Floor Ocean Financial Centre

Singapore, 049315

SG

Phone

Registered as

Registered patent attorney

Frequently asked

Frequently asked about Patrick William Duncan

  • Is Patrick William Duncan a registered patent attorney?

    Yes. Patrick William Duncan is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 41721). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • What firm does Patrick William Duncan work at?

    Patrick William Duncan is listed as affiliated with Drew & Napier LLC on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Patrick William Duncan?

    Patrick William Duncan's office phone (per the USPTO public roster) is 011-653-12758. 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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