Registered patent attorney
Mitchell S Rosenfeld
Firm
Rosenfeld Law Corporation
Address
1638 Filbert Street
San Francisco, CA, 94123
US
Phone
Registered as
Registered patent attorney
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Frequently asked
Frequently asked about Mitchell S Rosenfeld
Is Mitchell S Rosenfeld a registered patent attorney?
Yes. Mitchell S Rosenfeld is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 36258). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Mitchell S Rosenfeld located?
Mitchell S Rosenfeld's office is in San Francisco, California (94123). Affiliated with Rosenfeld Law Corporation.
What firm does Mitchell S Rosenfeld work at?
Mitchell S Rosenfeld is listed as affiliated with Rosenfeld Law Corporation on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Mitchell S Rosenfeld?
Mitchell S Rosenfeld's office phone (per the USPTO public roster) is 415-928-3853. 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.