Water Environment Federation
23 live US trademarks, filing since 1995. 1 new application filed this year.
On the register as WATER ENVIRONMENT FEDERATION · Water Environment Federation, Inc.
Marks held on the register, by filing date. 2026 is year to date.
A multi-class mark counts once per class. Rank shown where the owner is in the class's top 50.
What Water Environment Federation filed most recently.
| Mark | Class | Filed | Basis | Status | Serial |
|---|---|---|---|---|---|
| OPERATIONS CHALLENGE | 41 | Sep 21, 2026 | — | pending | 50119305 |
| WATER AI NEXUS | 9, 16, 41, 42 | Aug 11, 2025 | — | published | 99330187 |
| SHAPING THE BUSINESS OF WATER | 41 | Mar 30, 2023 | — | registered Feb 4 | 97865431 |
| WEF CIRCULAR WATER ECONOMY SUMMIT | 41 | Mar 30, 2023 | — | registered Feb 4 | 97865437 |
| WEF CIRCULAR WATER ECONOMY SUMMIT | 41 | Mar 30, 2023 | — | registered Feb 4 | 97865441 |
| WEF CIRCULAR WATER ECONOMY SUMMIT SHAPING THE BUSINESS OF WATER | 41 | Mar 30, 2023 | — | registered Feb 4 | 97865490 |
| LIFE FREE OF WATER CHALLENGES | 35 | Feb 6, 2023 | — | registered Feb 27 | 97781742 |
| WATER LEADERSHIP INSTITUTE POWERED BY WEF | 41 | Jun 17, 2022 | — | registered Oct 31 | 97463957 |
| WATER'S WORTH IT | 35 | Jun 17, 2022 | — | registered Jul 25 | 97463962 |
| WATER LEADERSHIP INSTITUTE | 41 | Jun 17, 2022 | — | registered Oct 31 | 97463969 |
A filing missed by the due date enters a six-month grace period, then the registration cancels.
Spellings are merged when they differ only in punctuation or legal suffix. Anything else stays separate rather than guessed.
About Water Environment Federation trademarks.
How many trademarks does Water Environment Federation have?
23 live US trademarks as of October 23, 2026: 21 registered and 2 pending applications. 1 were filed in 2026 so far.
What does Water Environment Federation sell, according to its trademarks?
Mostly education & entertainment (Class 41, 18 live marks). Also advertising & business (Class 35) and paper & printed matter (Class 16).
Who owns the WATER ENVIRONMENT & TECHNOLOGY trademark?
WATER ENVIRONMENT & TECHNOLOGY is owned by Water Environment Federation. It was registered on April 22, 1997 (Reg. No. 2054222) and is live. The same owner holds 22 other live US marks.
When did Water Environment Federation first file a trademark?
Its oldest live US filing dates from 1995: WATER ENVIRONMENT & TECHNOLOGY, filed October 10, 1995.
Know the morning after Water Environment Federation files.
Watch this company in Thorgate and get an alert for every new application, registration, publication and lapse, with the opposition deadline already worked out. Or monitor your own marks for conflicts with theirs.
Data: USPTO trademark bulk files, processed nightly by Thorgate. Last rebuilt October 23, 2026. Counts cover the US federal register only, not state or foreign marks. Owner names are shown as recorded by the USPTO. This page reports public-record facts and dates and is not legal advice. For the official record of any mark, follow its serial number to USPTO TSDR.