OPTILYSE

Live / Registered — Registered and renewed (as of 06 Oct 2025)

What this means for you

Registered since 13 Jun 1995. The owner can stop confusingly similar uses in the classes it covers; it stays on the register as long as the owner keeps up the maintenance filings (next due by 13 Jun 2025).

Record

Serial number
74428974
Registration number
1898457
Mark type
Word mark
Filed
26 Aug 1993
Published for opposition
21 Mar 1995
Registered
13 Jun 1995
Next maintenance due
13 Jun 2025
Attorney of record
Jessica G. McDonald

Goods and services

  • Class 001 — Chemicals: lyse for red blood cells for the scientific laboratory or research laboratory use

Owner

Prosecution history

  • 06 Oct 2025 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
  • 06 Oct 2025 — REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
  • 06 Oct 2025 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
  • 06 Oct 2025 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
  • 13 Jun 2025 — TEAS SECTION 8 & 9 RECEIVED
  • 02 Jun 2025 — TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
  • 02 Jun 2025 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
  • 02 Jun 2025 — TEAS WITHDRAWAL AS DOMESTIC REPRESENTATIVE RECEIVED
  • 02 Jun 2025 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
  • 02 Jun 2025 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
  • 02 Jun 2025 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
  • 02 Jun 2025 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
  • 13 Jun 2024 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
  • 23 Nov 2016 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
  • 23 Nov 2016 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

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