Registered patent attorney
John Clarke Holman
Firm
Jacobson Holman PLLC
Address
400 Seventh St NW
Suite 600
Washington, DC, 20004
US
Phone
Registered as
Registered patent attorney
Other attorneys at Jacobson Holman PLLC
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 John Clarke Holman
Is John Clarke Holman a registered patent attorney?
Yes. John Clarke Holman is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 22769). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is John Clarke Holman located?
John Clarke Holman's office is in Washington, District of Columbia (20004). Affiliated with Jacobson Holman PLLC.
What firm does John Clarke Holman work at?
John Clarke Holman is listed as affiliated with Jacobson Holman PLLC on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact John Clarke Holman?
John Clarke Holman's office phone (per the USPTO public roster) is 202-638-6666. 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.