TIER1
Live / Registered — Registered (as of 21 Jul 2026)
What this means for you
Registered since 21 Jul 2026. 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 21 Jul 2032: the §8 declaration of use).
Record
- Serial number
- 99511925
- Registration number
- 8351892
- Mark type
- Word mark
- Filed
- 23 Nov 2025
- Published for opposition
- 02 Jun 2026
- Registered
- 21 Jul 2026
- Next maintenance filing
- §8 declaration of use, due by 21 Jul 2032 (grace period to 21 Jan 2033)
Goods and services
- Class 011 — Environmental control apparatus: Air filters for domestic use; Water filters; Water filtration and purification units and replacement cartridges and filters therefor; Water filtering units; Filters for water purifiers; Filters for drinking water; Water purification filters; Drinking water filters; Reverse osmosis membrane filters for water treatment; Water filtration and purification units and replacement cartridges and filters therefor for fridge, ice maker, cartridge filters; Household tap-water filters; Apparatus for filtering drinking water; Water filtering units for aquariums; Membranes for water filtering apparatus; Water filtering apparatus for domestic use; Swimming pool water cleaning and filtering units; Water filtering units for domestic, commercial, industrial use; Water softening apparatus and installations; Water softening units; Water conditioning units; Air conditioning filters; Air filters for furnaces; Filters for air purifiers; Air filters for industrial installations; Air filters for HVAC units; Air filters for vehicle cabins; Air filters for industrial purposes; Hot water heaters
Owner
- US Water Filters Inc., Zumbrota, MN, US
- US Water Filters Inc., Zumbrota, MN, US
- US Water Filters Inc., Zumbrota, MN, US
Prosecution history
- 21 Jul 2026 — NOTICE OF REGISTRATION CONFIRMATION EMAILED
- 21 Jul 2026 — REGISTERED-PRINCIPAL REGISTER
- 02 Jun 2026 — OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
- 02 Jun 2026 — PUBLISHED FOR OPPOSITION
- 27 May 2026 — NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
- 07 May 2026 — APPROVED FOR PUB - PRINCIPAL REGISTER
- 07 May 2026 — EXAMINER'S AMENDMENT ENTERED
- 07 May 2026 — NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
- 07 May 2026 — EXAMINERS AMENDMENT E-MAILED
- 07 May 2026 — EXAMINERS AMENDMENT -WRITTEN
- 28 Mar 2026 — NOTIFICATION OF NON-FINAL ACTION E-MAILED
- 28 Mar 2026 — NON-FINAL ACTION E-MAILED
- 28 Mar 2026 — NON-FINAL ACTION WRITTEN
- 28 Mar 2026 — ASSIGNED TO EXAMINER
- 28 Nov 2025 — NEW APPLICATION OFFICE SUPPLIED DATA ENTERED