Registered patent agent

Alexander A Stewart

USPTO Reg. 47110

Firm

Astellas US LLC

Address

500 Bi-County Boulevard, Suite 118

Farmingdale, NY, 11735

US

Phone

Registered as

Registered patent agent

Other attorneys at Astellas US LLC

Frequently asked

Frequently asked about Alexander A Stewart

  • Is Alexander A Stewart a registered patent attorney?

    Alexander A Stewart is a registered patent agent (USPTO Registration Number 47110). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is Alexander A Stewart located?

    Alexander A Stewart's office is in Farmingdale, New York (11735). Affiliated with Astellas US LLC.

  • What firm does Alexander A Stewart work at?

    Alexander A Stewart is listed as affiliated with Astellas US LLC on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Alexander A Stewart?

    Alexander A Stewart's office phone (per the USPTO public roster) is 631-962-2148. 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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