PROTONCALENDAR holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 42 (Science & Technology) 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 July 23, 2026
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Sign in to claimHow is PROTONCALENDAR filing trademarks, and where is the portfolio expanding?
Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 88241434 | PROTONCALENDAR | Dec 26, 2018 | Pending | 042 Science & Technology | PROTON AG |
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FAQ: PROTONCALENDAR trademark portfolio
What trademarks does PROTONCALENDAR hold?
PROTONCALENDAR holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 42 (Science & Technology). The most recent filings are registered to PROTON AG.
How many trademarks does PROTONCALENDAR have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to PROTONCALENDAR. The brand has been actively filing since December 2018. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does PROTONCALENDAR file most often?
PROTONCALENDAR's most active class is NICE Class 42 (Science & Technology), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the PROTONCALENDAR trademark?
The most recent filings under the PROTONCALENDAR mark are registered to PROTON AG. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is PROTONCALENDAR expanding into new categories?
The current WikiTrademarks Expansion Score for PROTONCALENDAR 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 PROTONCALENDAR trademark filings?
Click the Watch Brand button at the top of this page to add PROTONCALENDAR 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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