KLEAN JOY holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 11 (Lighting & HVAC) with 1 filings. The WikiTrademarks Expansion Score is 3/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed September 4, 2026
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Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 90861877 | KLEAN JOY | Aug 02, 2021 | Pending | 007 Machinery | Nanjing Blue Sky Filter CO.,Ltd. |
| 90728336 | KLEAN JOY | May 22, 2021 | Pending | 011 Lighting & HVAC | Nanjing Blue Sky Filter Co.,Ltd. |
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FAQ: KLEAN JOY trademark portfolio
What trademarks does KLEAN JOY hold?
KLEAN JOY holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 11 (Lighting & HVAC), Class 7 (Machinery). The most recent filings are registered to Nanjing Blue Sky Filter CO.,Ltd..
How many trademarks does KLEAN JOY have at the USPTO?
WikiTrademarks tracks 2 USPTO trademark filings attributed to KLEAN JOY. The brand has been actively filing since May 2021. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does KLEAN JOY file most often?
KLEAN JOY's most active class is NICE Class 11 (Lighting & HVAC), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the KLEAN JOY trademark?
The most recent filings under the KLEAN JOY mark are registered to Nanjing Blue Sky Filter CO.,Ltd.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is KLEAN JOY expanding into new categories?
The current WikiTrademarks Expansion Score for KLEAN JOY is 3 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 KLEAN JOY trademark filings?
Click the Watch Brand button at the top of this page to add KLEAN JOY 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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