Wilmington, Delaware

Patent attorneys in Wilmington

Wilmington, Delaware is home to 241 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 E. I. du Pont de Nemours and Company, IFF, and DuPont de Nemours, Inc..

Stephen J. Gombita

Reg. 67091

Patent attorney

DuPont de Nemours, Inc.

Wilmington, DE · 19805

302-999-4836

Brian A Gomez

Reg. 44718

Patent attorney

Gomez International Patent Office, LLC

Wilmington, DE · 19806

415-843-1032

Susanne H Goodson

Reg. 58450

Patent attorney

Incyte Corporation

Wilmington, DE · 19803

302-274-4878

Thomas W Gorman

Reg. 31959

Patent attorney

Self employed

Wilmington, DE · 19803

302-388-1264

John E Griffiths· Jr

Reg. 32647

Patent attorney

E. I. du Pont de Nemours and Company

Wilmington, DE · 19805

302-999-4200

David M Gryte

Reg. 41809

Patent attorney

IFF

Wilmington, DE · 19803

302-357-4046

Charles W Haas

Reg. 35173

Patent agent

Wilmington, DE · 19802

302-528-9547

Taylor Maryko Haga

Reg. 78117

Patent attorney

Morris, Nichols, Arsht & Tunnell

Wilmington, DE · 19801

302-333-5931

Warren M Haines· II

Reg. 40632

Patent attorney

E I Du Pont de Nemours and Co

Wilmington, DE · 19805

302-999-4321

Damian C. Hamme

Reg. 71729

Patent agent

Interdigital Holdings, Inc.

Wilmington, DE · 19809

302-281-3794

Michael G Harms

Reg. 51780

Patent attorney

TE Connectivity

Wilmington, DE · 19308

302-633-2766

John Scott Hendrickson

Reg. 30847

Patent attorney

The Chemours Company

Wilmington, DE · 19801

302-773-3200

Kimberly R Hild

Reg. 39224

Patent attorney

E. I. du Pont de Nemours and Company

Wilmington, DE · 19805

302-999-4174

Craig L Hillemann

Reg. 41072

Patent agent

Wilmington, DE · 19803-3310

302-479-0432

Cortlan S. Hitch

Reg. 81409

Patent attorney

Morris James LLP

Wilmington, DE · 19801

302-888-6800

Liza Duncan Hohenschutz

Reg. 33712

Patent attorney

Novak Druce Connolly Bove + Quigg LLP

Wilmington, DE · 19899

302-658-9141

Roger MacDonald Holcomb

Reg. 48246

Patent attorney

Wilmington, DE · 19803

302-479-0546

Thomas Edward Holsten

Reg. 46098

Patent attorney

IFF

Wilmington, DE · 19803

302-999-2697

George H Hopkins

Reg. 17368

Patent attorney

Wilmington, DE · 19803-1914

302-985-1151

Edward Leigh Hunt

Reg. 24203

Patent attorney

Edward Leigh Hunt, Attorney at Law

Wilmington, DE · 19803

302-656-4189

Rudolf Edward Hutz

Reg. 22397

Patent attorney

Reed Smith, LLP

Wilmington, DE · 19801

302-778-7500

Patrick T Igoe

Reg. 55292

Patent attorney

InterDigital Holdings, Inc.

Wilmington, DE · 19809

302-281-3672

Martha Statton Imbalzano

Reg. 31625

Patent agent

E I Dupont De Nemours and Company

Wilmington, DE · 19805

302-999-2429

Lowell D Jacobson

Reg. 65534

Patent attorney

Devlin Law Firm

Wilmington, DE · 19806

302-486-3394

Apperson H Johnson

Reg. 65489

Patent agent

Wilmington, DE · 19803

302-478-8020

Camille Jolly-Tornetta

Reg. 48592

Patent agent

SpI Pharma,Inc

Wilmington, DE · 19809

302-576-8600

Vidhu B. Joshi

Reg. 83268

Patent agent

Fish & Richardson, P.C.

Wilmington, DE · 19801

302-652-5070

Jaya M Josyula

Reg. 69594

Patent agent

Self

Wilmington, DE · 19803

610-883-9034

Konrad Helmut Kaeding

Reg. 32035

Patent attorney

E I DuPont De Newmours and Company

Wilmington, DE · 19805

302-999-4206

Robert John Kapalka

Reg. 34198

Patent attorney

The Whitaker LLC

Wilmington, DE · 19808

302-633-2771

Common questions

Do patent attorneys in Wilmington 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 Wilmington tend to track the broader Delaware legal market.

How many USPTO practitioners list a Wilmington office?

241 USPTO-registered patent practitioners list a Wilmington 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 Wilmington practitioner remotely?

Yes. All filings happen through USPTO's electronic Patent Center — no in-person presence is required. A Wilmington-based practitioner is convenient for local inventor signings and in-person meetings but not a requirement for representation.