STONA holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 19 (Building Materials) with 1 filings. The WikiTrademarks Expansion Score is 3/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed September 9, 2026
Protect or track "STONA"
Watch this name and we'll alert you when anyone files a similar mark.
Informational only, not a legal opinion. Consult a trademark attorney before filing or enforcing.
Own this brand? Claim the profile to add your logo, story, and website.
Sign in to claimHow is STONA filing trademarks, and where is the portfolio expanding?
Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 90102550 | STONA | Aug 10, 2020 | Pending | 018 Leather Goods & Luggage | HOU, NANNAN |
| 86171506 | STONA | Jan 21, 2014 | Pending | 019 Building Materials | PERDURA STONE, S.A. de C.V. |
Weekly visibility reports showing how ChatGPT mentions STONA, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: STONA trademark portfolio
What trademarks does STONA hold?
STONA holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 19 (Building Materials), Class 18 (Leather Goods & Luggage). The most recent filings are registered to HOU, NANNAN.
How many trademarks does STONA have at the USPTO?
WikiTrademarks tracks 2 USPTO trademark filings attributed to STONA. The brand has been actively filing since January 2014. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does STONA file most often?
STONA's most active class is NICE Class 19 (Building Materials), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the STONA trademark?
The most recent filings under the STONA mark are registered to HOU, NANNAN. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is STONA expanding into new categories?
The current WikiTrademarks Expansion Score for STONA is 3 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 STONA trademark filings?
Click the Watch Brand button at the top of this page to add STONA 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 STONA to another owner · Browse all NICE classes · Most valuable brands
Community notes
0 notesShare what you know about STONA and help the next person researching it.