PH4 Corporation
70 live US trademarks, filing since 1994. The 21st largest trademark holder in Class 37 (construction & repair). 4 new applications 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 PH4 Corporation filed most recently.
| Mark | Class | Filed | Basis | Status | Serial |
|---|---|---|---|---|---|
| DEL WEBB DESERT RETREAT | 41 | Apr 29, 2026 | — | pending | 99794210 |
| DEL WEBB EXPLORE | 41 | Apr 14, 2026 | — | pending | 99762735 |
| EXPLORE BY DEL WEBB | 41 | Feb 12, 2026 | — | pending | 99650100 |
| EXPLORE BY DEL WEBB | 36, 37 | Feb 12, 2026 | — | pending | 99650105 |
| SB | 41 | Apr 1, 2025 | — | published | 99114334 |
| SB | 36, 37 | Apr 1, 2025 | — | registered Sep 1 | 99114338 |
| MAYGRASS | 41 | Nov 25, 2024 | — | published | 98870647 |
| MAYGRASS | 36, 37 | Nov 25, 2024 | — | published | 98870652 |
| DEL WEBB SOUTHERN HARMONY | 41 | Nov 13, 2024 | — | published | 98851669 |
| KENSINGTON RIDGE BY DEL WEBB | 41 | Nov 7, 2024 | — | published | 98842149 |
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 PH4 Corporation trademarks.
How many trademarks does PH4 Corporation have?
70 live US trademarks as of October 23, 2026: 49 registered and 21 pending applications. 4 were filed in 2026 so far.
What does PH4 Corporation sell, according to its trademarks?
Mostly construction & repair (Class 37, 40 live marks). Also education & entertainment (Class 41) and insurance & finance (Class 36).
Who owns the OKATIE CREEK GOLF CLUB trademark?
OKATIE CREEK GOLF CLUB is owned by PH4 Corporation. It was registered on January 21, 1997 (Reg. No. 2032372) and is live. The same owner holds 69 other live US marks.
When did PH4 Corporation first file a trademark?
Its oldest live US filing dates from 1994: SUN CITY HILTON HEAD, filed March 24, 1994.
Know the morning after PH4 Corporation 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.