Registered patent agent
Lawrence N Callahan
Firm
Callahan Consulting
Address
6410 Camrose
Bethesda, MD, 20817
US
Phone
Registered as
Registered patent agent
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Frequently asked
Frequently asked about Lawrence N Callahan
Is Lawrence N Callahan a registered patent attorney?
Lawrence N Callahan is a registered patent agent (USPTO Registration Number 42379). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Lawrence N Callahan located?
Lawrence N Callahan's office is in Bethesda, Maryland (20817). Affiliated with Callahan Consulting.
What firm does Lawrence N Callahan work at?
Lawrence N Callahan is listed as affiliated with Callahan Consulting on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Lawrence N Callahan?
Lawrence N Callahan's office phone (per the USPTO public roster) is 310-493-2541. 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.