WIKISOURCE holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 41 (Education & Entertainment) with 2 filings. The WikiTrademarks Expansion Score is 0/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed August 3, 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 |
|---|---|---|---|---|---|
| 98625126 | WIKISOURCE | Jun 28, 2024 | Pending | 041 Education & Entertainment 042 Science & Technology | Wikimedia Foundation, Inc. |
| 77051327 | WIKISOURCE | Nov 27, 2006 | Abandoned | 041 Education & Entertainment | Wikimedia Foundation, Inc. |
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FAQ: WIKISOURCE trademark portfolio
What trademarks does WIKISOURCE hold?
WIKISOURCE holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 41 (Education & Entertainment), Class 42 (Science & Technology). The most recent filings are registered to Wikimedia Foundation, Inc..
How many trademarks does WIKISOURCE have at the USPTO?
WikiTrademarks tracks 2 USPTO trademark filings attributed to WIKISOURCE. The brand has been actively filing since November 2006. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does WIKISOURCE file most often?
WIKISOURCE's most active class is NICE Class 41 (Education & Entertainment), with 2 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the WIKISOURCE trademark?
The most recent filings under the WIKISOURCE mark are registered to Wikimedia Foundation, Inc.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is WIKISOURCE expanding into new categories?
The current WikiTrademarks Expansion Score for WIKISOURCE 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 WIKISOURCE trademark filings?
Click the Watch Brand button at the top of this page to add WIKISOURCE 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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