Registered patent attorney
David W Hansen
Firm
Skadden, Arps et al.
Address
525 University Avenue
Suite 1400
Palo Alto, CA, 94301
US
Phone
Registered as
Registered patent attorney
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Frequently asked
Frequently asked about David W Hansen
Is David W Hansen a registered patent attorney?
Yes. David W Hansen is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 38910). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is David W Hansen located?
David W Hansen's office is in Palo Alto, California (94301). Affiliated with Skadden, Arps et al..
What firm does David W Hansen work at?
David W Hansen is listed as affiliated with Skadden, Arps et al. on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact David W Hansen?
David W Hansen's office phone (per the USPTO public roster) is 650-470-4500. 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.