ER

3 total filings · 2 classes · Active since Jun 2005

ER holds 3 USPTO trademark filings across 2 NICE classes. The largest concentration is in Class 41 (Education & Entertainment) with 2 filings. The WikiTrademarks Expansion Score is 14/100, low — the brand is focused on defending its existing categories rather than expanding.

USPTO data refreshed June 14, 2026

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How is ER filing trademarks, and where is the portfolio expanding?

Filing Velocity (24 Months)

Jul 2024 Jun 2026

Filing Activity by NICE Class

Activity Timeline

No activity recorded yet.

Ownership & Assignment History

1 record
Date From To
Mar 24, 2016
REED ELSEVIER PROPERTIES SA
RELX INTELLECTUAL PROPERTIES SA
CH-2000 NEUCHÂTEL

Recent Filings

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FAQ: ER trademark portfolio

What trademarks does ER hold?

ER holds 3 USPTO trademark filings across 2 NICE classes. The largest concentration is in Class 41 (Education & Entertainment), Class 9 (Electronics & Software), Class 42 (Science & Technology). The most recent filings are registered to ELKHORN RANCH, INC..

How many trademarks does ER have at the USPTO?

WikiTrademarks tracks 3 USPTO trademark filings attributed to ER. The brand has been actively filing since June 2005. The count updates daily as new filings are indexed from the USPTO bulk data feed.

In which NICE classes does ER file most often?

ER's most active class is NICE Class 41 (Education & Entertainment), with 2 filings. The full distribution across all 2 classes is shown in the Nice Class Distribution panel on this page.

Who owns the ER trademark?

The most recent filings under the ER mark are registered to ELKHORN RANCH, INC.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.

Is ER expanding into new categories?

The current WikiTrademarks Expansion Score for ER is 14 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 ER trademark filings?

Click the Watch Brand button at the top of this page to add ER 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 ER to another owner · Browse all NICE classes · Most valuable brands