GRINDSTONE holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 9 (Electronics & Software) with 1 filings. The WikiTrademarks Expansion Score is 1/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed July 2, 2026
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Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 88430534 | GRINDSTONE | May 14, 2019 | Pending | 009 Electronics & Software | Capybara Games Inc. |
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FAQ: GRINDSTONE trademark portfolio
What trademarks does GRINDSTONE hold?
GRINDSTONE holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 9 (Electronics & Software). The most recent filings are registered to Capybara Games Inc..
How many trademarks does GRINDSTONE have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to GRINDSTONE. The brand has been actively filing since May 2019. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does GRINDSTONE file most often?
GRINDSTONE's most active class is NICE Class 9 (Electronics & Software), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the GRINDSTONE trademark?
The most recent filings under the GRINDSTONE mark are registered to Capybara Games Inc.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is GRINDSTONE expanding into new categories?
The current WikiTrademarks Expansion Score for GRINDSTONE is 1 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 GRINDSTONE trademark filings?
Click the Watch Brand button at the top of this page to add GRINDSTONE 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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