Registered patent attorney
Jeffrey H Chang
Firm
Intuitive Surgical Operations, Inc.
Address
1020 Kifer Road
Sunnyvale, CA, 94086
US
Phone
Registered as
Registered patent attorney
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- Jonathan S BarlowUSPTO Reg. 57317
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Frequently asked
Frequently asked about Jeffrey H Chang
Is Jeffrey H Chang a registered patent attorney?
Yes. Jeffrey H Chang is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 70030). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Jeffrey H Chang located?
Jeffrey H Chang's office is in Sunnyvale, California (94086). Affiliated with Intuitive Surgical Operations, Inc..
What firm does Jeffrey H Chang work at?
Jeffrey H Chang is listed as affiliated with Intuitive Surgical Operations, Inc. on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Jeffrey H Chang?
Jeffrey H Chang's office phone (per the USPTO public roster) is 408-523-2100. 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.