BERKBENT
Live / Registered — Registered and renewed (as of 29 Apr 2026)
What this means for you
Registered since 15 Mar 2016. 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 15 Mar 2036: the §8 & §9 renewal).
Record
- Serial number
- 86581069
- Registration number
- 4919485
- Mark type
- Word mark
- Filed
- 30 Mar 2015
- Published for opposition
- 18 Aug 2015
- Registered
- 15 Mar 2016
- Current term from
- 15 Mar 2026
- Next maintenance filing
- §8 & §9 renewal, due by 15 Mar 2036 (grace period to 15 Sept 2036)
- Attorney of record
- Justin R. Young
Goods and services
- Class 001 — Chemicals: Chemical additives for drilling muds; Chemical additives for use as binding agents in concrete, masonry; Chemical additives for use in the manufacture of cemement, mortars, stone, concrete, polymers; Chemical additives for use in repairing masonry, accelerating the hardening of concrete, use in the mixing of cement, use in concrete repair, use as air void formers, use in water flotation, use in clean water, use in the production of metalworking fluids, use in metal casting; Chemicals for the treatment of hot water systems; Chemicals for the treatment of water and wastewater; Chemicals for use in purification of water; Chemicals for use in purifying water; Chemicals used in the manufacture of paper; Concrete additives
Owner
- Tolsa, S.A., Madrid, ES
- Tolsa, S.A., Madrid, ES
- Tolsa, S.A., Madrid, ES
Prosecution history
- 29 Apr 2026 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
- 29 Apr 2026 — REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
- 29 Apr 2026 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
- 26 Apr 2026 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 19 Feb 2026 — TEAS SECTION 8 & 9 RECEIVED
- 15 Mar 2025 — COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
- 08 Aug 2022 — NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED
- 08 Aug 2022 — REGISTERED - SEC. 8 (6-YR) ACCEPTED
- 08 Aug 2022 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 10 Mar 2022 — TEAS SECTION 8 RECEIVED
- 15 Mar 2021 — COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
- 15 Mar 2016 — REGISTERED-PRINCIPAL REGISTER
- 06 Feb 2016 — NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED
- 05 Feb 2016 — ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
- 05 Jan 2016 — STATEMENT OF USE PROCESSING COMPLETE