IO-LINK holds 3 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 9 (Electronics & Software) with 3 filings. The WikiTrademarks Expansion Score is 3/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed July 9, 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 |
|---|---|---|---|---|---|
| 79271501 | IO-LINK | Sep 18, 2019 | Pending | 009 Electronics & Software 042 Science & Technology | no change |
| 79034544 | IO-LINK | Sep 16, 2006 | Pending | 009 Electronics & Software 042 Science & Technology | no change |
| 79020605 | IO-LINK | Oct 20, 2005 | Pending | 009 Electronics & Software | PROFIBUS Nutzerorganisation e.V. |
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FAQ: IO-LINK trademark portfolio
What trademarks does IO-LINK hold?
IO-LINK holds 3 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 9 (Electronics & Software), Class 42 (Science & Technology). The most recent filings are registered to no change.
How many trademarks does IO-LINK have at the USPTO?
WikiTrademarks tracks 3 USPTO trademark filings attributed to IO-LINK. The brand has been actively filing since October 2005. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does IO-LINK file most often?
IO-LINK's most active class is NICE Class 9 (Electronics & Software), with 3 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the IO-LINK trademark?
The most recent filings under the IO-LINK mark are registered to no change. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is IO-LINK expanding into new categories?
The current WikiTrademarks Expansion Score for IO-LINK 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 IO-LINK trademark filings?
Click the Watch Brand button at the top of this page to add IO-LINK 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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