Registered patent attorney

Charles Sidney Stein

USPTO Reg. 57738

Firm

Venjuris, P.C.

Address

1938 East Osborn Road

Phoenix, AZ, 85016

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Charles Sidney Stein

  • Is Charles Sidney Stein a registered patent attorney?

    Yes. Charles Sidney Stein is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 57738). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Charles Sidney Stein located?

    Charles Sidney Stein's office is in Phoenix, Arizona (85016). Affiliated with Venjuris, P.C..

  • What firm does Charles Sidney Stein work at?

    Charles Sidney Stein is listed as affiliated with Venjuris, P.C. on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Charles Sidney Stein?

    Charles Sidney Stein's office phone (per the USPTO public roster) is 347-776-6757. 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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