Registered patent attorney

Johannes S Hsu

USPTO Reg. 74689

Firm

Orrick, Herrington & Sutcliffe

Address

2050 Main Street

Suite 1100

Irvine, CA, 92614-8255

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Johannes S Hsu

  • Is Johannes S Hsu a registered patent attorney?

    Yes. Johannes S Hsu is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 74689). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Johannes S Hsu located?

    Johannes S Hsu's office is in Irvine, California (92614-8255). Affiliated with Orrick, Herrington & Sutcliffe.

  • What firm does Johannes S Hsu work at?

    Johannes S Hsu is listed as affiliated with Orrick, Herrington & Sutcliffe on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Johannes S Hsu?

    Johannes S Hsu's office phone (per the USPTO public roster) is 949-852-7776. 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.

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