Registered patent attorney

Daniel T O'Brien

USPTO Reg. 61713

Address

2727 North Harwood Street

Dallas, TX, 75201-1515

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Daniel T O'Brien

  • Is Daniel T O'Brien a registered patent attorney?

    Yes. Daniel T O'Brien is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 61713). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Daniel T O'Brien located?

    Daniel T O'Brien's office is in Dallas, Texas (75201-1515).

  • How do I contact Daniel T O'Brien?

    Daniel T O'Brien's office phone (per the USPTO public roster) is 214-969-5226. 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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