Registered patent attorney
Frederick J Dorchak
Firm
Collard & Roe PC
Address
1077 Northern Blvd
Rosyln, NY, 11576
US
Phone
Registered as
Registered patent attorney
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Frequently asked about Frederick J Dorchak
Is Frederick J Dorchak a registered patent attorney?
Yes. Frederick J Dorchak is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 29298). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Frederick J Dorchak located?
Frederick J Dorchak's office is in Rosyln, New York (11576). Affiliated with Collard & Roe PC.
What firm does Frederick J Dorchak work at?
Frederick J Dorchak is listed as affiliated with Collard & Roe PC on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Frederick J Dorchak?
Frederick J Dorchak's office phone (per the USPTO public roster) is 516-365-9802. 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.