OSEF 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 24/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed July 30, 2026
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Filing Velocity (24 Months)
Filing Activity by NICE Class
Nice Class Distribution
Activity Timeline
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99826762 | OSEF | May 15, 2026 | Registered | 042 Science & Technology | Avi Eshkol |
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FAQ: OSEF trademark portfolio
What trademarks does OSEF hold?
OSEF 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 Avi Eshkol.
How many trademarks does OSEF have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to OSEF. The brand has been actively filing since May 2026. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does OSEF file most often?
OSEF'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 OSEF trademark?
The most recent filings under the OSEF mark are registered to Avi Eshkol. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is OSEF expanding into new categories?
The current WikiTrademarks Expansion Score for OSEF is 24 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 OSEF trademark filings?
Click the Watch Brand button at the top of this page to add OSEF 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 OSEF to another owner · Browse all NICE classes · Most valuable brands
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