Registered patent attorney

David H Bluestone

USPTO Reg. 44542

Firm

Barack Ferrazzano Kirschbaum & Nagelberg

Address

200 West Madison Street

Suite 3900

Chicago, IL, 60606

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about David H Bluestone

  • Is David H Bluestone a registered patent attorney?

    Yes. David H Bluestone is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 44542). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is David H Bluestone located?

    David H Bluestone's office is in Chicago, Illinois (60606). Affiliated with Barack Ferrazzano Kirschbaum & Nagelberg.

  • What firm does David H Bluestone work at?

    David H Bluestone is listed as affiliated with Barack Ferrazzano Kirschbaum & Nagelberg on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact David H Bluestone?

    David H Bluestone's office phone (per the USPTO public roster) is 312-984-3106. 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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