Registered patent attorney

Donald R McKenna

USPTO Reg. 44922

Firm

Taiwan Semiconductor Manufacturing Co., Ltd.

Address

8, Li-Hsin Road 6

Hsinchu Science Park

Hsinchu, 300-77ROC

TW

Phone

Registered as

Registered patent attorney

Frequently asked

Frequently asked about Donald R McKenna

  • Is Donald R McKenna a registered patent attorney?

    Yes. Donald R McKenna is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 44922). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • What firm does Donald R McKenna work at?

    Donald R McKenna is listed as affiliated with Taiwan Semiconductor Manufacturing Co., Ltd. on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Donald R McKenna?

    Donald R McKenna's office phone (per the USPTO public roster) is 886-350-55102. 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.

build 4315ed5 · 2026-05-22 19:46 EDT