Registered patent agent
Young A. Chang
Firm
Sheppard Mullin
Address
Four Embarcadero Center, 17th Floor
San Francisco, CA, 94111
US
Phone
Registered as
Registered patent agent
Other attorneys at Sheppard Mullin
- Dae H ChoUSPTO Reg. 67769 · San Diego, CA
- Peter S. DiezUSPTO Reg. 76132 · Palo Alto, CA
- James Y. HurtUSPTO Reg. 79121 · San Diego, CA
- Shenshen LiUSPTO Reg. 77023 · Dallas, TX
- Briana F NiuUSPTO Reg. 82835 · Menlo Park, CA
- Yu PanUSPTO Reg. 79941 · San Diego, CA
- Brian M RestauroUSPTO Reg. 74113 · Washington, DC
- Daniel W. RichardsUSPTO Reg. 69652 · San Francisco, CA
Other patent attorneys in San Francisco, California
- Evan K AbbaszadehUSPTO Reg. 77455
- Tom AbelesEvolve Discovery
- Michael J AdamsSquire Patton Boggs
- Bonnie M AdellZendesk, Inc.
- Michael T AdelsheimTucker Ellis, LLP
- Matthew Allan AdrianowyczWilson Sonsini Goodrich & Rosati
- Anchal AgarwalAlston & Bird LLP
- Juwon AhnCovington & Burling LLP
Frequently asked
Frequently asked about Young A. Chang
Is Young A. Chang a registered patent attorney?
Young A. Chang is a registered patent agent (USPTO Registration Number 80093). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Young A. Chang located?
Young A. Chang's office is in San Francisco, California (94111). Affiliated with Sheppard Mullin.
What firm does Young A. Chang work at?
Young A. Chang is listed as affiliated with Sheppard Mullin on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Young A. Chang?
Young A. Chang's office phone (per the USPTO public roster) is 415-774-2932. 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.