Registered patent attorney

Charles Bahlmann Lyon

USPTO Reg. 25739

Firm

Calfee Halter and Griswold LLP

Address

800 Superior Ave

1499 McDonald Investment Ctr

Cleveland, OH, 44114

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Charles Bahlmann Lyon

  • Is Charles Bahlmann Lyon a registered patent attorney?

    Yes. Charles Bahlmann Lyon is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 25739). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Charles Bahlmann Lyon located?

    Charles Bahlmann Lyon's office is in Cleveland, Ohio (44114). Affiliated with Calfee Halter and Griswold LLP.

  • What firm does Charles Bahlmann Lyon work at?

    Charles Bahlmann Lyon is listed as affiliated with Calfee Halter and Griswold LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Charles Bahlmann Lyon?

    Charles Bahlmann Lyon's office phone (per the USPTO public roster) is 216-622-8510. 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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