IRON STONE holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 2 (Paints & Coatings) with 1 filings. The WikiTrademarks Expansion Score is 0/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed June 16, 2026
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Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 73723397 | IRON STONE | Apr 19, 1988 | Abandoned | 002 Paints & Coatings | DIVERSEY, INC. |
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FAQ: IRON STONE trademark portfolio
What trademarks does IRON STONE hold?
IRON STONE holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 2 (Paints & Coatings). The most recent filings are registered to DIVERSEY, INC..
How many trademarks does IRON STONE have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to IRON STONE. The brand has been actively filing since April 1988. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does IRON STONE file most often?
IRON STONE's most active class is NICE Class 2 (Paints & Coatings), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the IRON STONE trademark?
The most recent filings under the IRON STONE mark are registered to DIVERSEY, INC.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is IRON STONE expanding into new categories?
The current WikiTrademarks Expansion Score for IRON STONE is 0 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 IRON STONE trademark filings?
Click the Watch Brand button at the top of this page to add IRON STONE 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.
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