Registered patent attorney
Jonathan D Zischkau
Firm
U.S. Civilian Board of Contract Appeals
Address
4441 Yuma St NW
Washington, DC, 20016
US
Phone
Registered as
Registered patent attorney
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Frequently asked
Frequently asked about Jonathan D Zischkau
Is Jonathan D Zischkau a registered patent attorney?
Yes. Jonathan D Zischkau is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 31445). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Jonathan D Zischkau located?
Jonathan D Zischkau's office is in Washington, District of Columbia (20016). Affiliated with U.S. Civilian Board of Contract Appeals.
What firm does Jonathan D Zischkau work at?
Jonathan D Zischkau is listed as affiliated with U.S. Civilian Board of Contract Appeals on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Jonathan D Zischkau?
Jonathan D Zischkau's office phone (per the USPTO public roster) is 202-606-8762. 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.