SOUR DAYS holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 30 (Staple Foods & Beverages) 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 August 6, 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 |
|---|---|---|---|---|---|
| 99536719 | SOUR DAYS | Dec 08, 2025 | Registered | 030 Staple Foods & Beverages | Sour Days, LLC |
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FAQ: SOUR DAYS trademark portfolio
What trademarks does SOUR DAYS hold?
SOUR DAYS holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 30 (Staple Foods & Beverages). The most recent filings are registered to Sour Days, LLC.
How many trademarks does SOUR DAYS have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to SOUR DAYS. 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 SOUR DAYS file most often?
SOUR DAYS's most active class is NICE Class 30 (Staple Foods & Beverages), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the SOUR DAYS trademark?
The most recent filings under the SOUR DAYS mark are registered to Sour Days, LLC. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is SOUR DAYS expanding into new categories?
The current WikiTrademarks Expansion Score for SOUR DAYS 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 SOUR DAYS trademark filings?
Click the Watch Brand button at the top of this page to add SOUR DAYS 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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