SISTERS IN SUN holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 14 (Jewelry & Watches) 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
Nice Class Distribution
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99537659 | SISTERS IN SUN | Dec 09, 2025 | Registered | 014 Jewelry & Watches | Wang Duofa (Shenzhen) E-Commerce Co., Ltd. |
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FAQ: SISTERS IN SUN trademark portfolio
What trademarks does SISTERS IN SUN hold?
SISTERS IN SUN holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 14 (Jewelry & Watches). The most recent filings are registered to Wang Duofa (Shenzhen) E-Commerce Co., Ltd..
How many trademarks does SISTERS IN SUN have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to SISTERS IN SUN. 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 SISTERS IN SUN file most often?
SISTERS IN SUN's most active class is NICE Class 14 (Jewelry & Watches), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the SISTERS IN SUN trademark?
The most recent filings under the SISTERS IN SUN mark are registered to Wang Duofa (Shenzhen) E-Commerce Co., Ltd.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is SISTERS IN SUN expanding into new categories?
The current WikiTrademarks Expansion Score for SISTERS IN SUN 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 SISTERS IN SUN trademark filings?
Click the Watch Brand button at the top of this page to add SISTERS IN SUN 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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