Registered patent attorney
Katherine D. Cappaert
Firm
Steptoe & Johnson LLP
Address
1330 Connecticut Ave NW
Washington, DC, 20036
US
Phone
Registered as
Registered patent attorney
Other attorneys at Steptoe & Johnson LLP
- John AbramicUSPTO Reg. 51031 · Chicago, IL
- Matthew N. BathonUSPTO Reg. 51441 · Washington, DC
- David F. CaianielloUSPTO Reg. 79169 · New York, NY
- John M CaracappaUSPTO Reg. 43532 · Washington, DC
- Kelly J EberspecherUSPTO Reg. 48525 · Chicago, IL
- Thomas J FilarskiUSPTO Reg. 31612 · Chicago, IL
- Michael I GreenUSPTO Reg. 80436 · New York, NY
- Vishal C. GuptaUSPTO Reg. 67284 · New York, NY
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 Katherine D. Cappaert
Is Katherine D. Cappaert a registered patent attorney?
Yes. Katherine D. Cappaert is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 71639). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Katherine D. Cappaert located?
Katherine D. Cappaert's office is in Washington, District of Columbia (20036). Affiliated with Steptoe & Johnson LLP.
What firm does Katherine D. Cappaert work at?
Katherine D. Cappaert is listed as affiliated with Steptoe & Johnson LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Katherine D. Cappaert?
Katherine D. Cappaert's office phone (per the USPTO public roster) is 202-429-6252. 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.