CHANG LONG SHENG holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 11 (Lighting & HVAC) with 1 filings. The WikiTrademarks Expansion Score is 1/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed October 9, 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 |
|---|---|---|---|---|---|
| 88333042 | CHANG LONG SHENG | Mar 10, 2019 | Pending | 011 Lighting & HVAC | CHANGLONGSHENG MACH.& ELEC.TECHNOLOGY CO.,LTD.-SHENZHEN |
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FAQ: CHANG LONG SHENG trademark portfolio
What trademarks does CHANG LONG SHENG hold?
CHANG LONG SHENG holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 11 (Lighting & HVAC). The most recent filings are registered to CHANGLONGSHENG MACH.& ELEC.TECHNOLOGY CO.,LTD.-SHENZHEN.
How many trademarks does CHANG LONG SHENG have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to CHANG LONG SHENG. The brand has been actively filing since March 2019. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does CHANG LONG SHENG file most often?
CHANG LONG SHENG'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 CHANG LONG SHENG trademark?
The most recent filings under the CHANG LONG SHENG mark are registered to CHANGLONGSHENG MACH.& ELEC.TECHNOLOGY CO.,LTD.-SHENZHEN. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is CHANG LONG SHENG expanding into new categories?
The current WikiTrademarks Expansion Score for CHANG LONG SHENG is 1 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 CHANG LONG SHENG trademark filings?
Click the Watch Brand button at the top of this page to add CHANG LONG SHENG 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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