SIS 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 0/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed June 14, 2026
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Sign in to claimHow is SIS filing trademarks, and where is the portfolio expanding?
Filing Velocity (24 Months)
Filing Activity by NICE Class
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99330139 | SIS | Aug 11, 2025 | Pending | 025 Clothing & Footwear | Nanjing ByBest Network Technology Co., Ltd. |
| 78529338 | SIS | Dec 08, 2004 | Abandoned | 041 Education & Entertainment | American University |
Weekly visibility reports showing how ChatGPT mentions SIS, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: SIS trademark portfolio
What trademarks does SIS hold?
SIS holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 41 (Education & Entertainment), Class 25 (Clothing & Footwear). The most recent filings are registered to Nanjing ByBest Network Technology Co., Ltd..
How many trademarks does SIS have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to SIS. The brand has been actively filing since December 2004. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does SIS file most often?
SIS'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 SIS trademark?
The most recent filings under the SIS mark are registered to Nanjing ByBest Network Technology Co., Ltd.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is SIS expanding into new categories?
The current WikiTrademarks Expansion Score for SIS is 0 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 SIS trademark filings?
Click the Watch Brand button at the top of this page to add SIS 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.
More on this portfolio: Compare SIS to another owner · Browse all NICE classes · Most valuable brands