Registered patent agent

Donald R Valentine

USPTO Reg. 56841

Address

3510 23rd Parkway

Temple Hills, MD, 20748

US

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about Donald R Valentine

  • Is Donald R Valentine a registered patent attorney?

    Donald R Valentine is a registered patent agent (USPTO Registration Number 56841). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is Donald R Valentine located?

    Donald R Valentine's office is in Temple Hills, Maryland (20748).

  • How do I contact Donald R Valentine?

    Donald R Valentine's office phone (per the USPTO public roster) is 301-630-3195. 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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