Registered patent attorney
David E Johnson
Firm
Occhiuti Rohlicek & Tsao LLP
Address
321 Summer Street
Boston, MA, 02110
US
Phone
Registered as
Registered patent attorney
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Frequently asked
Frequently asked about David E Johnson
Is David E Johnson a registered patent attorney?
Yes. David E Johnson is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 41874). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is David E Johnson located?
David E Johnson's office is in Boston, Massachusetts (02110). Affiliated with Occhiuti Rohlicek & Tsao LLP.
What firm does David E Johnson work at?
David E Johnson is listed as affiliated with Occhiuti Rohlicek & Tsao LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact David E Johnson?
David E Johnson's office phone (per the USPTO public roster) is 617-500-2508. 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.