ACTHAR holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 5 (Pharmaceuticals) 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 October 12, 2026
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Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Ownership & Assignment History
4 records| Date | From | To |
|---|---|---|
| Aug 6, 2025 |
ACQUIOM AGENCY SERVICES LLC
|
INFACARE PHARMACEUTICAL CORPORATION
TREVOSE, PENNSYLVANIA
MALLINCKRODT ARD IP UNLIMITED COMPANY
DUBLIN
MALLINCKRODT BRAND PHARMACEUTICALS LLC
HAZELWOOD, MISSOURI
MALLINCKRODT HOSPITAL PRODUCTS IP UNLIMI...
BLANCHARDSTOWN
MALLINCKRODT LLC
HAZELWOOD, MISSOURI
MALLINCKRODT PHARMACEUTICALS IRELAND LIM...
BLANCHARDSTOWN
OCERA THERAPEUTICS LLC
PALO ALTO, CALIFORNIA
SPECGX LLC
WEBSTER GROVES, MISSOURI
STRATATECH CORPORATION,
MADISON, WISCONSIN
|
| Nov 16, 2016 |
ACTHAR IP
|
MALLINCKRODT ARD IP LIMITED
CRUISERATH, BLANCHARDSTOWN
|
| Nov 16, 2016 |
QUESTCOR PHARMACEUTICALS, INC.
|
ACTHAR IP
CRUISERATH, BLANCHARDSTOWN
|
| Aug 20, 2014 |
QUESTCOR PHARMACEUTICALS, INC., AS PLEDG...
CADENCE PHARMACEUTICALS, INC., A DELAWAR...
|
DEUTSCHE BANK AG NEW YORK BRANCH, AS CO...
NEW YORK, NEW YORK
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 78649502 | ACTHAR | Jun 13, 2005 | Abandoned | 005 Pharmaceuticals | MALLINCKRODT ARD IP LIMITED |
Weekly visibility reports showing how ChatGPT mentions ACTHAR, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: ACTHAR trademark portfolio
What trademarks does ACTHAR hold?
ACTHAR holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 5 (Pharmaceuticals). The most recent filings are registered to MALLINCKRODT ARD IP LIMITED.
How many trademarks does ACTHAR have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to ACTHAR. 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 ACTHAR file most often?
ACTHAR's most active class is NICE Class 5 (Pharmaceuticals), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the ACTHAR trademark?
The most recent filings under the ACTHAR mark are registered to MALLINCKRODT ARD IP LIMITED. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is ACTHAR expanding into new categories?
The current WikiTrademarks Expansion Score for ACTHAR 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 ACTHAR trademark filings?
Click the Watch Brand button at the top of this page to add ACTHAR 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 ACTHAR to another owner · Browse all NICE classes · Most valuable brands
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