Registered patent attorney
Joel J Hayashida
Address
P.O. Box 320142
San Francisco, CA, 94132
US
Phone
Registered as
Registered patent attorney
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Frequently asked
Frequently asked about Joel J Hayashida
Is Joel J Hayashida a registered patent attorney?
Yes. Joel J Hayashida is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 30065). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Joel J Hayashida located?
Joel J Hayashida's office is in San Francisco, California (94132).
How do I contact Joel J Hayashida?
Joel J Hayashida's office phone (per the USPTO public roster) is 415-648-2880. 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.