Registered patent attorney
Josephine Eun-Jung Chang
Firm
Christie, Parker & Hale, LLP
Address
655 North Central Avenue
Suite 2300
glendale, CA, 91203-1445
US
Phone
Registered as
Registered patent attorney
Other attorneys at Christie, Parker & Hale, LLP
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- Benjamin C. BiraUSPTO Reg. 79658
- Amrita ChakrabartiLewis Roca Rothgerber Christie LLP
- Nicole Ballew ChangLewis Roca Rothgerber Christie LLP
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- John W CooperUSPTO Reg. 80558
- Laurent M. F. CoulonUSPTO Reg. 72219
Frequently asked
Frequently asked about Josephine Eun-Jung Chang
Is Josephine Eun-Jung Chang a registered patent attorney?
Yes. Josephine Eun-Jung Chang is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 46083). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Josephine Eun-Jung Chang located?
Josephine Eun-Jung Chang's office is in glendale, California (91203-1445). Affiliated with Christie, Parker & Hale, LLP.
What firm does Josephine Eun-Jung Chang work at?
Josephine Eun-Jung Chang is listed as affiliated with Christie, Parker & Hale, LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Josephine Eun-Jung Chang?
Josephine Eun-Jung Chang's office phone (per the USPTO public roster) is 626-795-9900. 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.