King of Prussia, Pennsylvania

Patent attorneys in King of Prussia

King of Prussia, Pennsylvania is home to 35 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 Glaxo Smith Kline, RatnerPrestia, and Buchanan Ingersoll & Rooney PC.

Shashank Anumula

Reg. 69362

Patent agent

King of Prussia, PA · 19406

484-681-0497

Christopher H Blaszkowski

Reg. 61461

Patent attorney

RatnerPrestia

King of Prussia, PA · 19406

610-407-0700

Jacob F Blumert

Reg. 75600

Patent attorney

Ratner Prestia

King of Prussia, PA · 19406

610-993-4216

Gary Mark Cohen

Reg. 28834

Patent attorney

King of Prussia, PA · 19406-3710

610-293-7471

Joshua L Cohen

Reg. 38040

Patent attorney

Ratner Prestia

King of Prussia, PA · 19406

610-407-0700

Paul Randolph Darkes

Reg. 33862

Patent attorney

Renmatix, Inc.

King of Prussia, PA · 19406

484-751-4017

Ibrahima Diedhiou

Reg. 80811

Patent agent

Buchanan Ingersoll & Rooney PC

King of Prussia, PA · 19406

610-407-0700

Dara Lisa Dinner

Reg. 33680

Patent attorney

Glaxo Smith Kline

King Of Prussia, PA · 19406

610-270-5017

Jacques L Etkowicz

Reg. 41738

Patent attorney

Buchanan Ingersoll & Rooney

King of Prussia, PA · 19406

610-407-0700

Benjamin E. Fuller

Reg. 67733

Patent attorney

King of Prussia, PA · 19406

610-205-6016

Theodore R Furman· Jr

Reg. 30942

Patent attorney

GlaxoSmith Kline

King Of Prussia, PA · 19406

610-270-6857

James M Gould

Reg. 33702

Patent attorney

RatnerPrestia

King of Prussia, PA · 19406

610-407-0700

Linda E Hall

Reg. 31763

Patent attorney

Glaxo Smith Kline

King Of Prussia, PA · 19406

610-270-5016

Charles Michael Kinzig

Reg. 33252

Patent attorney

Glaxo Smith Kline

King Of Prussia, PA · 19046-0939

610-270-5021

Andrew J Koopman

Reg. 65537

Patent attorney

Buchanan Ingersoll & Rooney

King of Prussia, PA · 19406

610-407-0700

Beth A Krewson

Reg. 53159

Patent attorney

Churchill Pharmaceuticals

King of Prussia, PA · 19406

908-673-2070

Benjamin E Leace

Reg. 33412

Patent attorney

RatnerPrestia

King of Prussia, PA · 19406

610-407-0700

Christopher Roland Lewis

Reg. 36201

Patent attorney

Arkema Inc.

King of Prussia, PA · 19406

610-205-7654

Lorraine B Ling

Reg. 35251

Patent attorney

GlaxoSmithKline

King of Prussia, PA · 19406

610-270-7513

Lynn B Morreale

Reg. 32842

Patent attorney

Arkema Inc.

King Of Prussia, PA · 19406-1308

610-205-7615

John L Purcell

Reg. 66937

Patent attorney

The Purcell Law Firm, P.C.

King of Prussia, PA · 19406

215-717-1110

Mark Rachlin

Reg. 47014

Patent attorney

Glaxo Smith Kline

King of Prussia, PA · 19406-0939

610-270-5484

Shayne Janne Jossef D Rasay

Reg. 81563

Patent attorney

Buchanan Ingersoll & Rooney PC

King of Prussia, PA · 19406

610-407-0700

Thomas Frederick Roland

Reg. 42110

Patent attorney

RatnerPrestia

King of Prussia, PA · 19406

610-751-5315

David William Ronemus

Reg. 47905

Patent attorney

CSL Behring LLC

King of Prussia, PA · 19406

610-878-4667

Brett J Rosen

Reg. 56047

Patent attorney

Buchanan Ingersoll & Rooney PC

King of Prussia, PA · 19406

610-407-0700

Joshua C. Sanders

Reg. 62439

Patent attorney

GlaxoSmithKline

King of Prussia, PA · 19406-1539

610-270-4853

Debodhonyaa Sengupta

Reg. 81107

Patent attorney

Arkema Inc.

King of Prussia, PA · 19406

610-999-8088

Pearl T L Siew

Reg. 54448

Patent attorney

King of Prussia, PA · 19406

917-349-2042

Thomas D Smith

Reg. 53619

Patent attorney

Glaxo Smith Kline

King of Prussia, PA · 19406-0939

610-270-5408

Common questions

Do patent attorneys in King of Prussia 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 King of Prussia tend to track the broader Pennsylvania legal market.

How many USPTO practitioners list a King of Prussia office?

35 USPTO-registered patent practitioners list a King of Prussia 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 King of Prussia practitioner remotely?

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