USPTO trademark record

CELF

Live registered mark · Owner PSYCHOLOGICAL CORPORATION, THE · Classes 42

Mark details

Owner: PSYCHOLOGICAL CORPORATION, THE
Serial number: 74321740
Registration number: 1772882
Status: REGISTERED AND RENEWED
Classes: 42 (Software / tech services (SaaS, design, hosting))
Filed: 1992-10-13
Registered: 1993-05-25
Goods / services: [ computer programs ] *non-downloadable web-based computer software* for the scoring and administration of tests measuring children's language skills, and instructional manuals therefor

Register data as of 2026-11-07. Records can trail live filings — check the official USPTO search for the latest status before filing.

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