Whelen Engineering Company, Inc.
63 live US trademarks, filing since 1977. 1 new application filed this year.
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 Whelen Engineering Company, Inc. filed most recently.
| Mark | Class | Filed | Basis | Status | Serial |
|---|---|---|---|---|---|
| O-SERIES | 9, 11 | Sep 23, 2026 | — | pending | 50124352 |
| FOCUSBEAM | 11 | Jan 7, 2026 | — | abandoned Aug 25 | 99581734 |
| KEY SERIES | 9, 11 | Oct 22, 2025 | intent to use | published | 99456924 |
| V-SERIES | 9, 11 | Jul 11, 2025 | — | published | 99278719 |
| WHELEN SIMULATE | 42 | May 7, 2025 | — | published | 99172943 |
| W | 42 | Apr 23, 2025 | — | registered Sep 1 | 99151014 |
| GREENSOURCE ENGINEERING | 7, 9, 11, 12, 20, 35, 37, 40, 41, 42 | Feb 24, 2025 | — | published | 99053734 |
| ARK AQUA REGEN KINETICS | 7, 11, 37, 42 | Feb 24, 2025 | intent to use | published | 99053749 |
| GREENSOURCE FABRICATION | 9, 35, 40, 42 | Feb 24, 2025 | — | published | 99053735 |
| RESOLUTION | 7 | Feb 24, 2025 | intent to use | published | 99053751 |
Registration starts the maintenance clock: a Section 8 declaration is due between years 5 and 6.
A filing missed by the due date enters a six-month grace period, then the registration cancels.
About Whelen Engineering Company, Inc. trademarks.
How many trademarks does Whelen Engineering Company, Inc. have?
63 live US trademarks as of October 23, 2026: 51 registered and 12 pending applications. 1 were filed in 2026 so far.
What does Whelen Engineering Company, Inc. sell, according to its trademarks?
Mostly electronics & software (Class 9, 48 live marks). Also appliances & lighting (Class 11) and science & technology (saas) (Class 42).
Who owns the RESPONDER trademark?
RESPONDER is owned by Whelen Engineering Company, Inc.. It was registered on January 23, 1979 (Reg. No. 1111664) and is live. The same owner holds 62 other live US marks.
When did Whelen Engineering Company, Inc. first file a trademark?
Its oldest live US filing dates from 1977: RESPONDER, filed July 11, 1977.
Know the morning after Whelen Engineering Company, Inc. 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.