WELCOME TO THE LIBRARY holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 41 (Education & Entertainment) with 1 filings. The WikiTrademarks Expansion Score is 4/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed September 5, 2026
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Filing Velocity (24 Months)
Filing Activity by NICE Class
Nice Class Distribution
Activity Timeline
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99571722 | WELCOME TO THE LIBRARY | Dec 30, 2025 | Registered | 041 Education & Entertainment | Sonia Marie Castellano |
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FAQ: WELCOME TO THE LIBRARY trademark portfolio
What trademarks does WELCOME TO THE LIBRARY hold?
WELCOME TO THE LIBRARY holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 41 (Education & Entertainment). The most recent filings are registered to Sonia Marie Castellano.
How many trademarks does WELCOME TO THE LIBRARY have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to WELCOME TO THE LIBRARY. The brand has been actively filing since December 2025. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does WELCOME TO THE LIBRARY file most often?
WELCOME TO THE LIBRARY's most active class is NICE Class 41 (Education & Entertainment), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the WELCOME TO THE LIBRARY trademark?
The most recent filings under the WELCOME TO THE LIBRARY mark are registered to Sonia Marie Castellano. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is WELCOME TO THE LIBRARY expanding into new categories?
The current WikiTrademarks Expansion Score for WELCOME TO THE LIBRARY is 4 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 WELCOME TO THE LIBRARY trademark filings?
Click the Watch Brand button at the top of this page to add WELCOME TO THE LIBRARY 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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