USPTO trademark record

DIFFDX-MELANOMA

Live registered mark · Owner Castle Biosciences Incorporated · Classes 44

Mark details

Owner: Castle Biosciences Incorporated
Serial number: 90309462
Registration number: 6604225
Status: REGISTERED
Classes: 44 (Medical / veterinary / agriculture services)
Filed: 2020-11-10
Registered: 2021-12-28
Goods / services: Providing medical diagnostic testing services to dermatologists, surgeons, and oncologists for diagnostic and prognostic purposes for dermatologic melanoma, namely genetic expression profiling and ge…

Register data as of 2026-11-08. Records can trail live filings — check the official USPTO search for the latest status before filing.

Similar marks

Nearest marks in the register to DIFFDX-MELANOMA.

DIFFDXLive

Classes 44 (Medical / veterinary / agriculture services) · Castle Biosciences Incorporated

DIFFDEGREELive

Classes 5 (Pharmaceuticals) · Ding Zhaofeng

DIFFDIYLive

Classes 11 (Appliances / lighting) · Ningbo Shengshi Damai Internet Technology Co., Ltd.

DIFFDOGLive

Classes 9 (Software / electronics / downloadable media) · Altova GmbH

DIFFDOG SERVERLive

Classes 9 (Software / electronics / downloadable media) · Altova GmbH

Screen your own name

A fast first-pass screen against the USPTO federal register — sound-alikes, look-alikes, and same or related classes, in plain English. Free, no signup.

Screen a name — free · Start a free watch