ADDITION holds 3 USPTO trademark filings across 1 NICE class. The largest concentration is in Class 15 (Musical Instruments) with 1 filings. The WikiTrademarks Expansion Score is 8/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed August 13, 2026
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Filing Velocity (24 Months)
Filing Activity by NICE Class
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99352385 | ADDITION | Aug 22, 2025 | Registered | 005 Pharmaceuticals 042 Science & Technology | Addition Therapeutics, Inc. |
| 99172633 | ADDITION | May 06, 2025 | Registered | 009 Electronics & Software | Addition LLC |
| 79407621 | ADDITION | Sep 12, 2024 | Pending | 015 Musical Instruments | André Sebastian Wickel |
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FAQ: ADDITION trademark portfolio
What trademarks does ADDITION hold?
ADDITION holds 3 USPTO trademark filings across 1 NICE class. The largest concentration is in Class 15 (Musical Instruments), Class 9 (Electronics & Software), Class 5 (Pharmaceuticals). The most recent filings are registered to Addition Therapeutics, Inc..
How many trademarks does ADDITION have at the USPTO?
WikiTrademarks tracks 3 USPTO trademark filings attributed to ADDITION. The brand has been actively filing since September 2024. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does ADDITION file most often?
ADDITION's most active class is NICE Class 15 (Musical Instruments), with 1 filings. The full distribution across all 1 classes is shown in the Nice Class Distribution panel on this page.
Who owns the ADDITION trademark?
The most recent filings under the ADDITION mark are registered to Addition Therapeutics, Inc.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is ADDITION expanding into new categories?
The current WikiTrademarks Expansion Score for ADDITION is 8 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 ADDITION trademark filings?
Click the Watch Brand button at the top of this page to add ADDITION 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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