'EIKEN'
Live / Registered — Registered and renewed (as of 20 Jun 2025)
What this means for you
Registered since 18 Jun 1985. 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 18 Jun 2025).
Record
- Serial number
- 73288948
- Registration number
- 1341789
- Mark type
- Word mark
- Filed
- 08 Dec 1980
- Published for opposition
- 09 Apr 1985
- Registered
- 18 Jun 1985
- Next maintenance due
- 18 Jun 2025
- Attorney of record
- Ee Ming T. Bahk
Goods and services
- Class 001 — Chemicals: Diagnostic Reagents for In Vitro or Laboratory Use
Owner
- Eiken Chemical Co., Ltd., Chiyoda-ku, Tokyo, JP
- Eiken Chemical Co., Ltd., Bunky-ku, Tokyo, JP
- Eiken Chemical Co., Ltd., Bunky-ku, Tokyo, JP
Prosecution history
- 21 Nov 2025 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 21 Nov 2025 — TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS
- 21 Nov 2025 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 21 Nov 2025 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 21 Nov 2025 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 21 Nov 2025 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
- 20 Jun 2025 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 20 Jun 2025 — REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
- 20 Jun 2025 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 20 Jun 2025 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 14 Jan 2025 — TEAS SECTION 8 & 9 RECEIVED
- 18 Jun 2024 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 02 Jul 2015 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 02 Jul 2015 — REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
- 02 Jul 2015 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED