Registered patent attorney
Changxia Sun
Firm
Eli Lilly Corporate Center
Address
893 Delaware St.
Indianapolis, IL, 46225
US
Phone
Registered as
Registered patent attorney
Frequently asked
Frequently asked about Changxia Sun
Is Changxia Sun a registered patent attorney?
Yes. Changxia Sun is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 68527). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Changxia Sun located?
Changxia Sun's office is in Indianapolis, Illinois (46225). Affiliated with Eli Lilly Corporate Center.
What firm does Changxia Sun work at?
Changxia Sun is listed as affiliated with Eli Lilly Corporate Center on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Changxia Sun?
Changxia Sun's office phone (per the USPTO public roster) is 312-237-0234. 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.