LERTDAI 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 June 30, 2026
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Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 88892141 | LERTDAI | Apr 28, 2020 | Pending | 011 Lighting & HVAC | YAN, CAO |
Weekly visibility reports showing how ChatGPT mentions LERTDAI, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: LERTDAI trademark portfolio
What trademarks does LERTDAI hold?
LERTDAI 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 YAN, CAO.
How many trademarks does LERTDAI have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to LERTDAI. The brand has been actively filing since April 2020. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does LERTDAI file most often?
LERTDAI'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 LERTDAI trademark?
The most recent filings under the LERTDAI mark are registered to YAN, CAO. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is LERTDAI expanding into new categories?
The current WikiTrademarks Expansion Score for LERTDAI 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 LERTDAI trademark filings?
Click the Watch Brand button at the top of this page to add LERTDAI 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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