Registered patent attorney
David A Steffes
Firm
Sidley Austin Brown & Wood, LLP
Address
1501 K Street NW
Washington, DC, 20005
US
Phone
Registered as
Registered patent attorney
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Frequently asked
Frequently asked about David A Steffes
Is David A Steffes a registered patent attorney?
Yes. David A Steffes is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 46042). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is David A Steffes located?
David A Steffes's office is in Washington, District of Columbia (20005). Affiliated with Sidley Austin Brown & Wood, LLP.
What firm does David A Steffes work at?
David A Steffes is listed as affiliated with Sidley Austin Brown & Wood, LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact David A Steffes?
David A Steffes's office phone (per the USPTO public roster) is 202-736-8000. 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.