Registered patent attorney

David L McCombs

USPTO Reg. 32271

Firm

Haynes and Boone, LLP

Address

2801 North Harwood Blvd

Suite 2300

Dallas, TX, 75201

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about David L McCombs

  • Is David L McCombs a registered patent attorney?

    Yes. David L McCombs is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 32271). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is David L McCombs located?

    David L McCombs's office is in Dallas, Texas (75201). Affiliated with Haynes and Boone, LLP.

  • What firm does David L McCombs work at?

    David L McCombs is listed as affiliated with Haynes and Boone, LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact David L McCombs?

    David L McCombs's office phone (per the USPTO public roster) is 214-651-5533. 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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