ERT holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 35 (Advertising & Business) with 1 filings. The WikiTrademarks Expansion Score is 0/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed June 14, 2026
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Sign in to claimHow is ERT filing trademarks, and where is the portfolio expanding?
Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Ownership & Assignment History
3 records| Date | From | To |
|---|---|---|
| May 3, 2016 |
ERESEARCHTECHNOLOGY, INC.
PHT CORPORATION
|
NEWSTAR FINANCIAL, INC., AS COLLATERAL A...
BOSTON, MASSACHUSETTS
|
| May 2, 2016 |
ERESEARCHTECHNOLOGY, INC.
PHT CORPORATION
|
GOLDMAN SACHS BANK USA, AS COLLATERAL AG...
JERSEY CITY, NEW JERSEY
|
| May 8, 2015 |
CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
|
COVANCE CARDIAC SAFETY SERVICES INC.
PHILADELPHIA, PENNSYLVANIA
INVIVODATA, INC.
PITTSBURGH, PENNSYLVANIA
ERESEARCHTECHNOLOGY, INC.
PHILADELPHIA, PENNSYLVANIA
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 77607143 | ERT | Nov 04, 2008 | Abandoned | 035 Advertising & Business 042 Science & Technology | eResearchTechnology, Inc. |
Weekly visibility reports showing how ChatGPT mentions ERT, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: ERT trademark portfolio
What trademarks does ERT hold?
ERT holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 35 (Advertising & Business), Class 42 (Science & Technology). The most recent filings are registered to eResearchTechnology, Inc..
How many trademarks does ERT have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to ERT. The brand has been actively filing since November 2008. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does ERT file most often?
ERT's most active class is NICE Class 35 (Advertising & Business), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the ERT trademark?
The most recent filings under the ERT mark are registered to eResearchTechnology, Inc.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is ERT expanding into new categories?
The current WikiTrademarks Expansion Score for ERT is 0 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 ERT trademark filings?
Click the Watch Brand button at the top of this page to add ERT 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 ERT to another owner · Browse all NICE classes · Most valuable brands