XERMELO ER holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 5 (Pharmaceuticals) with 1 filings. The WikiTrademarks Expansion Score is 24/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed September 2, 2026
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Filing Velocity (24 Months)
Filing Activity by NICE Class
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Activity Timeline
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99832215 | XERMELO ER | May 19, 2026 | Registered | 005 Pharmaceuticals | TerSera Therapeutics LLC |
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FAQ: XERMELO ER trademark portfolio
What trademarks does XERMELO ER hold?
XERMELO ER holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 5 (Pharmaceuticals). The most recent filings are registered to TerSera Therapeutics LLC.
How many trademarks does XERMELO ER have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to XERMELO ER. The brand has been actively filing since May 2026. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does XERMELO ER file most often?
XERMELO ER's most active class is NICE Class 5 (Pharmaceuticals), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the XERMELO ER trademark?
The most recent filings under the XERMELO ER mark are registered to TerSera Therapeutics LLC. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is XERMELO ER expanding into new categories?
The current WikiTrademarks Expansion Score for XERMELO ER is 24 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 XERMELO ER trademark filings?
Click the Watch Brand button at the top of this page to add XERMELO ER 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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