OPTIPUR
Live / Registered — Registered — Section 71 accepted (as of 06 Jun 2017)
What this means for you
Registered since 06 Feb 2007. 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 (the §71 ten-year affidavit of use is due by 06 Feb 2027, and its filing window is open now).
Record
- Serial number
- 79020565
- Registration number
- 3206436
- Mark type
- Word mark
- Filed
- 01 Dec 2005
- Published for opposition
- 21 Nov 2006
- Registered
- 06 Feb 2007
- Next maintenance filing
- §71 ten-year affidavit of use, due by 06 Feb 2027 (grace period to 06 Aug 2027)
- Attorney of record
- William C. Wright
Goods and services
- Class 001 — Chemicals: Chemical products used in industry, namely, chemicals for cultivation of monocrystals and chemicals for manufacture of [ optical glass fibers for ] optical and electrooptical systems
Owner
- Merck KGaA, DE
- Merck KGaA, DE
- Merck KGaA, DE
Prior registrations
Prosecution history
- 06 Feb 2026 — COURTESY REMINDER - SEC. 71 (10-YR) E-MAILED
- 18 Dec 2025 — INTERNATIONAL REGISTRATION RENEWED
- 12 Feb 2018 — PARTIAL INVALIDATION OF REG EXT PROTECTION SENT TO IB
- 12 Feb 2018 — INVALIDATION PROCESSED
- 06 Feb 2018 — PARTIAL INVALIDATION OF REG EXT PROTECTION CREATED
- 06 Jun 2017 — NOTICE OF ACCEPTANCE OF SEC. 71 - E-MAILED
- 06 Jun 2017 — REGISTERED-SEC.71 ACCEPTED
- 06 Jun 2017 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 06 Feb 2017 — TEAS SECTION 71 RECEIVED
- 06 Feb 2016 — COURTESY REMINDER - SEC. 71 (10-YR) E-MAILED
- 17 Dec 2015 — INTERNATIONAL REGISTRATION RENEWED
- 08 Jan 2013 — NOTICE OF ACCEPTANCE OF SEC. 71 & 15 - E-MAILED
- 08 Jan 2013 — REGISTERED - SEC. 71 ACCEPTED & SEC. 15 ACK.
- 13 Dec 2012 — REGISTERED - SEC. 71 & SEC. 15 FILED
- 08 Jan 2013 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL