Registered patent attorney
Thomas A BroughanIII
Firm
Sidley Austin LLP
Address
1501 K Street NW
Washington, DC, 20005
US
Phone
Registered as
Registered patent attorney
Other attorneys at Sidley Austin LLP
- Callie C. ButcherUSPTO Reg. 71135 · Dallas, TX
- Alexis R CohenUSPTO Reg. 76998 · Washington, DC
- Charles S CotropiaUSPTO Reg. 27189 · Dallas, TX
- Carl P EvansUSPTO Reg. 71453 · Chicago, IL
- Ching-Lee FukudaUSPTO Reg. 44334 · New York, NY
- Jason Phillip GreenhutUSPTO Reg. 71657 · Chicago, IL
- Mary Theresa HannonUSPTO Reg. 77149 · Chicago, IL
- Lauren Cranford KatzeffUSPTO Reg. 67499 · Washington, DC
Other patent attorneys in Washington, District of Columbia
- Alisa S AbbottBanner Witcoff
- Ahmed Abdel-RahmanPillsbury Winthrop Shaw Pittman LLP
- Margaret A AbernathyBaker & Hostetler LLP
- Michael T. AbramsonJordan IP Law
- Khadija Abdulkadir AbuHoward University School of Law
- Deepa AcharyaQuinn Emanuel UrQuhart & Sullivan LLP
- Canek AcostaMayer Brown LLP
- Stephanie N. AdamakosPaul Hastings LLP
Frequently asked
Frequently asked about Thomas A Broughan
Is Thomas A Broughan a registered patent attorney?
Yes. Thomas A Broughan is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 66001). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Thomas A Broughan located?
Thomas A Broughan's office is in Washington, District of Columbia (20005). Affiliated with Sidley Austin LLP.
What firm does Thomas A Broughan work at?
Thomas A Broughan is listed as affiliated with Sidley Austin LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Thomas A Broughan?
Thomas A Broughan's office phone (per the USPTO public roster) is 202-736-8314. 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.