DUOVISC
Live / Registered — Registered and renewed (as of 16 Jun 2025)
What this means for you
Registered since 23 May 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 23 May 2025).
Record
- Serial number
- 74183443
- Registration number
- 1895532
- Mark type
- Word mark
- Filed
- 09 Jul 1991
- Published for opposition
- 05 May 1992
- Registered
- 23 May 1995
- Next maintenance due
- 23 May 2025
- Attorney of record
- Melissa Atherton
Goods and services
- Class 005 — Pharmaceuticals: ophthalmic pharmaceutical preparations; namely, viscoelastic solutions
Owner
- ALCON INC., Fribourg, CH
- ALCON RESEARCH, LTD., Fribourg, DE, US
- ALCON MANUFACTURING, LTD., FORT WORTH, TX, US
- ALCON MANUFACTURING, LTD., FT. WORTH, TX, US
- ALCON LABORATORIES, INC., FORT WORTH, TX, US
- ALCON LABORATORIES, INC., FORT WORTH, TX, US
- Alcon Surgical, Inc., Forth Worth, TX, US
- Alcon Surgical, Inc., Forth Worth, TX, US
Prosecution history
- 21 Nov 2025 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 21 Nov 2025 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 21 Nov 2025 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 16 Jun 2025 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 16 Jun 2025 — REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
- 16 Jun 2025 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 16 Jun 2025 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 09 Jan 2025 — TEAS SECTION 8 & 9 RECEIVED
- 23 May 2024 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 09 Feb 2024 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 09 Feb 2024 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 09 Feb 2024 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 13 Apr 2020 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 13 Apr 2020 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 13 Apr 2020 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED