Registered patent agent
Mark T Henderson
Firm
Landon IP Inc.
Address
1700 Diagonal Road
Suite # 450
Alexandria, VA, 22314
US
Phone
Registered as
Registered patent agent
Other patent attorneys in Alexandria, Virginia
- Russell E AdamsAdams Communications
- Ibrahim A. M. AdenijiUSPTO Reg. 72325
- Tiffany N. AdigweOliff PLC
- Sahil AggarwalUSPTO Reg. 83821
- Nasir U. AhmedMaier and Maier
- Stanislaus AksmanHershkovitz & Associates, LLC
- Edward B AlexanderEBA Law Offices, PLC
- Ryan E. AlleyAlley IP
Frequently asked
Frequently asked about Mark T Henderson
Is Mark T Henderson a registered patent attorney?
Mark T Henderson is a registered patent agent (USPTO Registration Number 62522). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Mark T Henderson located?
Mark T Henderson's office is in Alexandria, Virginia (22314). Affiliated with Landon IP Inc..
What firm does Mark T Henderson work at?
Mark T Henderson is listed as affiliated with Landon IP Inc. on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Mark T Henderson?
Mark T Henderson's office phone (per the USPTO public roster) is 703-682-4865. 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.