OPTIGUIDE
Live / Registered — Registered and renewed (as of 14 Jan 2017)
What this means for you
Registered since 22 Apr 1997. 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 22 Apr 2017).
Record
- Serial number
- 74502189
- Registration number
- 2055737
- Mark type
- Word mark
- Filed
- 16 Mar 1994
- Published for opposition
- 02 May 1995
- Registered
- 22 Apr 1997
- Next maintenance due
- 22 Apr 2017
- Attorney of record
- Caroline Duncan
Goods and services
- Class 010 — Medical apparatus: medical devices, namely a fiber optic with an engineered tip at the distal end for use with medical lasers
Owner
- CONCORDIA LABORATORIES INC., Luxembourg, BB
- ANGIODYNAMICS, INC., QUEENSBURY, NY, US
- DIOMED, INC., ANDOVER, MA, US
- QLT PHOTOTHERAPEUTICS INC., Vancouver, British Columbia, DE, US
- QLT PHOTOTHERAPEUTICS INC., Vancouver, British Columbia, DE, US
- QLT PHOTOTHERAPEUTICS INC., Vancouver, British Columbia, DE, US
Prosecution history
- 28 Jan 2026 — TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
- 28 Jan 2026 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 28 Jan 2026 — TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS
- 28 Jan 2026 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 28 Jan 2026 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 28 Jan 2026 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 28 Jan 2026 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
- 09 Jun 2021 — ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
- 12 Sept 2018 — ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
- 14 Jan 2017 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 14 Jan 2017 — REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
- 14 Jan 2017 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 14 Jan 2017 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 07 Nov 2016 — TEAS SECTION 8 & 9 RECEIVED
- 18 Aug 2016 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED