Trademarks
HYDROHARMONY
- Serial number
- 86557500
- Registration number
- 4831642
- Filed
- 2015-03-09
- Registered
- 2015-10-13
- Status
- Registration cancelled 2026-04-24 (USPTO status code 710, 2026-04-24; as of the dataset)
- Classes
- 009
- Elsewhere
- USPTO TSDR record (current status) ↗
- Source
- TRTDXFAP, file of 2026-05-20
Goods and services
Earphones and headphones [ ; Media players; Portable listening devices, namely, MP3 players ]
Owners
| Owner | Role | Entity | Place | Also on furp.org | Source |
|---|---|---|---|---|---|
| Underwater Audio LLC | Original applicant, Owner at publication, Original registrant | Limited Liability Company | Corvallis, OR | UNDERWATER AUDIO LLC State business registration EXACT high confidence: identical full name and state | TRTDXFAP, file of 2026-05-20 |
Assignment history
No recorded assignments on file for this mark.
USPTO bulk data: the Trademark Case Files Dataset (TRCFECO2; the latest release, March 2024, runs through 2023) for marks, owners, classes and goods and services; the Trademark Assignment Dataset (TRASECO) for assignments. Marks filed in the last 20 years, plus older marks still registered. Status here is read from the dataset’s dates and status code; TSDR has the current status. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.