PROTON holds 11 USPTO trademark filings across 4 NICE classes. The largest concentration is in Class 42 (Science & Technology) with 5 filings. The WikiTrademarks Expansion Score is 36/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed July 23, 2026
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Filing Velocity (24 Months)
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Recent Filings
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FAQ: PROTON trademark portfolio
What trademarks does PROTON hold?
PROTON holds 11 USPTO trademark filings across 4 NICE classes. The largest concentration is in Class 42 (Science & Technology), Class 9 (Electronics & Software), Class 1 (Chemicals). The most recent filings are registered to Lynne Ruttkay.
How many trademarks does PROTON have at the USPTO?
WikiTrademarks tracks 11 USPTO trademark filings attributed to PROTON. The brand has been actively filing since October 2015. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does PROTON file most often?
PROTON's most active class is NICE Class 42 (Science & Technology), with 5 filings. The full distribution across all 4 classes is shown in the Nice Class Distribution panel on this page.
Who owns the PROTON trademark?
The most recent filings under the PROTON mark are registered to Lynne Ruttkay. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is PROTON expanding into new categories?
The current WikiTrademarks Expansion Score for PROTON is 36 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 PROTON trademark filings?
Click the Watch Brand button at the top of this page to add PROTON 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 PROTON to another owner · Browse all NICE classes · Most valuable brands
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