Registered patent attorney

William T Sessums

USPTO Reg. 80670

Address

4005 Greenmountain Ln.

Austin, TX, 78759

US

Phone

Registered as

Registered patent attorney

Other patent attorneys in Austin, Texas

Browse all Austin patent attorneys →

Frequently asked

Frequently asked about William T Sessums

  • Is William T Sessums a registered patent attorney?

    Yes. William T Sessums is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 80670). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is William T Sessums located?

    William T Sessums's office is in Austin, Texas (78759).

  • How do I contact William T Sessums?

    William T Sessums's office phone (per the USPTO public roster) is 414-856-5658. 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.

build 4315ed5 · 2026-05-22 19:50 EDT