Registered patent attorney

Mark C Johnson

USPTO Reg. 51854

Firm

Renner Otto Boisselle and Sklar LLP

Address

1621 Euclid Ave Floor Nineteenth

Cleveland, OH, 44115

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Mark C Johnson

  • Is Mark C Johnson a registered patent attorney?

    Yes. Mark C Johnson is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 51854). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Mark C Johnson located?

    Mark C Johnson's office is in Cleveland, Ohio (44115). Affiliated with Renner Otto Boisselle and Sklar LLP.

  • What firm does Mark C Johnson work at?

    Mark C Johnson is listed as affiliated with Renner Otto Boisselle and Sklar LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Mark C Johnson?

    Mark C Johnson's office phone (per the USPTO public roster) is 216-621-1113. 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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