Registered patent attorney

Sang J Na

USPTO Reg. 69441

Firm

Merck & Co., Inc.

Address

232 Baxter Dr.

Phoenixville, PA, 19460

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Sang J Na

  • Is Sang J Na a registered patent attorney?

    Yes. Sang J Na is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 69441). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Sang J Na located?

    Sang J Na's office is in Phoenixville, Pennsylvania (19460). Affiliated with Merck & Co., Inc..

  • What firm does Sang J Na work at?

    Sang J Na is listed as affiliated with Merck & Co., Inc. on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Sang J Na?

    Sang J Na's office phone (per the USPTO public roster) is 215-652-9818. 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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