Registered patent attorney
Mark A Williamson
Firm
Venable, LLP
Address
600 Massachusetts Avenue, NW
Washington, DC, 20001
US
Phone
Registered as
Registered patent attorney
Other attorneys at Venable, LLP
- Sharon A BlinkoffUSPTO Reg. 28284 · New York, NY
- Deborah A. FeinblumUSPTO Reg. 59641 · Los Angeles, CA
- William A. HectorUSPTO Reg. 66823 · San Francisco, CA
- Jeffri KaminskiUSPTO Reg. 42709 · Washington, DC
- Meaghan Phyllis Hemmings KentUSPTO Reg. 56281 · Washington, DC
- Robert KinbergUSPTO Reg. 26924 · Washington, DC
- Megan S WoodworthUSPTO Reg. 53655 · 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 Mark A Williamson
Is Mark A Williamson a registered patent attorney?
Yes. Mark A Williamson is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 33628). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Mark A Williamson located?
Mark A Williamson's office is in Washington, District of Columbia (20001). Affiliated with Venable, LLP.
What firm does Mark A Williamson work at?
Mark A Williamson is listed as affiliated with Venable, LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Mark A Williamson?
Mark A Williamson's office phone (per the USPTO public roster) is 202-721-5424. 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.