Registered patent attorney
Matthew W Siegal
Firm
Dilworth & Barrese
Address
48 South Service Road
Melvile, NY, 11747
US
Phone
Registered as
Registered patent attorney
Frequently asked
Frequently asked about Matthew W Siegal
Is Matthew W Siegal a registered patent attorney?
Yes. Matthew W Siegal is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 32941). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Matthew W Siegal located?
Matthew W Siegal's office is in Melvile, New York (11747). Affiliated with Dilworth & Barrese.
What firm does Matthew W Siegal work at?
Matthew W Siegal is listed as affiliated with Dilworth & Barrese on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Matthew W Siegal?
Matthew W Siegal's office phone (per the USPTO public roster) is 516-228-8484. 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.