SUNSTONE holds 6 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 9 (Electronics & Software) with 4 filings. The WikiTrademarks Expansion Score is 9/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed August 31, 2026
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Sign in to claimHow is SUNSTONE filing trademarks, and where is the portfolio expanding?
Filing Velocity (24 Months)
Filing Activity by NICE Class
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Ownership & Assignment History
1 record| Date | From | To |
|---|---|---|
| Feb 24, 2015 |
TOWERS PERRIN CAPITAL CORPORATION
|
JLT REINSURANCE BROKERS LIMITED
LONDON
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 79443802 | SUNSTONE | Dec 12, 2025 | Registered | 009 Electronics & Software 011 Lighting & HVAC 017 Rubber & Insulation | Warmup plc |
| 99073193 | SUNSTONE | Mar 07, 2025 | Registered | 009 Electronics & Software 042 Science & Technology | Defcon AI, Inc. |
| 79187270 | SUNSTONE | Feb 11, 2016 | Pending | 001 Chemicals | Sunstone Development Co. Ltd. |
| 86847815 | SUNSTONE | Dec 14, 2015 | Pending | 035 Advertising & Business | SunStone Consulting, LLC |
| 85904009 | SUNSTONE | Apr 15, 2013 | Pending | 009 Electronics & Software 035 Advertising & Business 042 Science & Technology | GUY CARPENTER & COMPANY, LLC |
| 78667805 | SUNSTONE | Jul 11, 2005 | Abandoned | 009 Electronics & Software 040 Material Treatment | ASC SUNSTONE CIRCUITS, LLC |
Weekly visibility reports showing how ChatGPT mentions SUNSTONE, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: SUNSTONE trademark portfolio
What trademarks does SUNSTONE hold?
SUNSTONE holds 6 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 9 (Electronics & Software), Class 35 (Advertising & Business), Class 42 (Science & Technology). The most recent filings are registered to Warmup plc.
How many trademarks does SUNSTONE have at the USPTO?
WikiTrademarks tracks 6 USPTO trademark filings attributed to SUNSTONE. The brand has been actively filing since July 2005. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does SUNSTONE file most often?
SUNSTONE's most active class is NICE Class 9 (Electronics & Software), with 4 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the SUNSTONE trademark?
The most recent filings under the SUNSTONE mark are registered to Warmup plc. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is SUNSTONE expanding into new categories?
The current WikiTrademarks Expansion Score for SUNSTONE is 9 out of 100, which is low — the brand is focused on defending its existing categories rather than expanding. The score combines NICE class breadth, filing velocity, and the rate of cross-class movement from the brand's filing history.
How can I track new SUNSTONE trademark filings?
Click the Watch Brand button at the top of this page to add SUNSTONE to your Watchlist. New filings show up on your WikiTrademarks dashboard within 24 to 48 hours of being public, alongside any class expansions, status changes, or assignment events.
More on this portfolio: Compare SUNSTONE to another owner · Browse all NICE classes · Most valuable brands
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