CARBOSAN

Live / Registered — Registered (as of 17 Mar 2026)

What this means for you

Registered since 17 Mar 2026. The owner can stop confusingly similar uses in the classes it covers.

Record

Serial number
90330772
Registration number
8173036
Mark type
Stylized text
Filed
19 Nov 2020
Published for opposition
27 Jan 2026
Registered
17 Mar 2026
Attorney of record
James R Menker

Goods and services

  • Class 001 — Chemicals: Chitosan-based polymers for use in the manufacture of pharmaceuticals

Owner

Prosecution history

  • 17 Mar 2026 — NOTICE OF REGISTRATION CONFIRMATION EMAILED
  • 17 Mar 2026 — REGISTERED-PRINCIPAL REGISTER
  • 27 Jan 2026 — OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
  • 27 Jan 2026 — PUBLISHED FOR OPPOSITION
  • 21 Jan 2026 — NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
  • 28 Dec 2025 — APPROVED FOR PUB - PRINCIPAL REGISTER
  • 13 Nov 2025 — TEAS/EMAIL CORRESPONDENCE ENTERED
  • 13 Nov 2025 — CORRESPONDENCE RECEIVED IN LAW OFFICE
  • 07 Nov 2025 — TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED
  • 26 Oct 2025 — SUSPENSION CHECKED - TO ATTORNEY FOR ACTION
  • 25 Apr 2025 — NOTIFICATION OF LETTER OF SUSPENSION E-MAILED
  • 25 Apr 2025 — LETTER OF SUSPENSION E-MAILED
  • 25 Apr 2025 — SUSPENSION LETTER WRITTEN
  • 24 Apr 2025 — TEAS/EMAIL CORRESPONDENCE ENTERED
  • 24 Apr 2025 — CORRESPONDENCE RECEIVED IN LAW OFFICE

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