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Londonderry, New Hampshire

Patent attorneys in Londonderry

Londonderry, New Hampshire is home to 4 USPTO-registered patent practitioners. Working with a local practitioner can streamline in-person meetings for invention disclosures, signing inventor declarations, and reviewing prior-art search results — but every USPTO practitioner is licensed to practice nationally, so a non-local choice is also valid. Local firms with the most USPTO-registered practitioners include Henderson Patent Law, L-3 Insight Technology Incorporated, and NE Learning Systems, LLC.

Joseph E Funk· Sr

Reg. 25974
Patent attorney

Londonderry, NH · 03053

603-432-4242

Norma E Henderson

Reg. 39219
Patent attorney

Henderson Patent Law

Londonderry, NH · 03053

603-437-4400

Peter W Murphy

Reg. 43822
Patent attorney

L-3 Insight Technology Incorporated

Londonderry, NH · 03053

603-626-4800

Eileen R O'Donnell

Reg. 52081
Patent attorney

NE Learning Systems, LLC

Londonderry, NH · 03053

603-553-3117

Common questions

Do patent attorneys in Londonderry cost more than the national average?
Patent attorney fees vary primarily by experience and complexity of the invention, not by city. A typical provisional patent application in the US runs $1,500 to $5,000; a non-provisional utility filing runs $5,000 to $15,000. Hourly rates in Londonderry tend to track the broader New Hampshire legal market.
How many USPTO practitioners list a Londonderry office?
4 USPTO-registered patent practitioners list a Londonderry mailing address on the OEDCI roster. You can sort by firm size and contact each directly using the phone numbers shown.
Can I work with a Londonderry practitioner remotely?
Yes. All filings happen through USPTO's electronic Patent Center — no in-person presence is required. A Londonderry-based practitioner is convenient for local inventor signings and in-person meetings but not a requirement for representation.
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