DIODE holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 8 (Hand Tools) 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 14, 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 |
|---|---|---|---|---|---|
| 88598681 | DIODE | Aug 29, 2019 | Pending | 008 Hand Tools | Kai U.S.A., Ltd. |
Weekly visibility reports showing how ChatGPT mentions DIODE, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: DIODE trademark portfolio
What trademarks does DIODE hold?
DIODE holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 8 (Hand Tools). The most recent filings are registered to Kai U.S.A., Ltd..
How many trademarks does DIODE have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to DIODE. The brand has been actively filing since August 2019. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does DIODE file most often?
DIODE's most active class is NICE Class 8 (Hand Tools), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the DIODE trademark?
The most recent filings under the DIODE mark are registered to Kai U.S.A., Ltd.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is DIODE expanding into new categories?
The current WikiTrademarks Expansion Score for DIODE 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 DIODE trademark filings?
Click the Watch Brand button at the top of this page to add DIODE 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 DIODE to another owner · Browse all NICE classes · Most valuable brands