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Registered patent agent
Hyeon Seok Chang
Address
1529 Orchard Circle
Naperville, IL, 60565
US
Phone
Registered as
Registered patent agent
Other patent attorneys in Naperville, Illinois
- Grant I AndersonUSPTO Reg. 68696
- Sarju R. BharuchaUSPTO Reg. 59716
- Depeng BiUSPTO Reg. 67209
- Donald J BrehUSPTO Reg. 30159
- Kristen D. BrooksBrooks Law and Consulting LLC
- Robert N CarpenterBP America Inc.
- Derek E ClementsClements IP, LLC
- John M CurleyUSPTO Reg. 62946
Frequently asked
Frequently asked about Hyeon Seok Chang
Is Hyeon Seok Chang a registered patent attorney?
Hyeon Seok Chang is a registered patent agent (USPTO Registration Number 81802). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Hyeon Seok Chang located?
Hyeon Seok Chang's office is in Naperville, Illinois (60565).
How do I contact Hyeon Seok Chang?
Hyeon Seok Chang's office phone (per the USPTO public roster) is 510-529-8363. 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.