Registered patent agent
Hardadi Sumadiwirya
Firm
Liang & Cheng, A Professional Corporation
Address
4677 Old Ironsides Drive
Suite 200
Santa Clara, CA, 95054
US
Phone
Registered as
Registered patent agent
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Frequently asked
Frequently asked about Hardadi Sumadiwirya
Is Hardadi Sumadiwirya a registered patent attorney?
Hardadi Sumadiwirya is a registered patent agent (USPTO Registration Number 67079). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Hardadi Sumadiwirya located?
Hardadi Sumadiwirya's office is in Santa Clara, California (95054). Affiliated with Liang & Cheng, A Professional Corporation.
What firm does Hardadi Sumadiwirya work at?
Hardadi Sumadiwirya is listed as affiliated with Liang & Cheng, A Professional Corporation on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Hardadi Sumadiwirya?
Hardadi Sumadiwirya's office phone (per the USPTO public roster) is 425-922-8943. 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.