MEDISORB holds 3 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 5 (Pharmaceuticals) with 2 filings. The WikiTrademarks Expansion Score is 0/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed July 13, 2026
Own this brand? Claim the profile to add your logo, story, and website.
Sign in to claimHow is MEDISORB filing trademarks, and where is the portfolio expanding?
Filing Velocity (24 Months)
Filing Activity by NICE Class
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Ownership & Assignment History
4 records| Date | From | To |
|---|---|---|
| Feb 14, 2026 |
JPMORGAN CHASE BANK, N.A., AS ADMINISTRA...
|
ALKERMES PHARMA IRELAND LIMITED
WALTHAM, MASSACHUSETTS
|
| Feb 14, 2026 |
ALKERMES PHARMA IRELAND LIMITED
|
JPMORGAN CHASE BANK, N.A. AS ADMINISTRAT...
CHICAGO, ILLINOIS
|
| Feb 14, 2026 |
JPMORGAN CHASE BANK, N.A., AS ADMINISTRA...
|
ALKERMES, INC.
WALTHAM, MASSACHUSETTS
|
| Feb 14, 2026 |
ALKERMES, INC.
|
JPMORGAN CHASE BANK, N.A. AS ADMINISTRAT...
CHICAGO, ILLINOIS
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 79410739 | MEDISORB | Oct 02, 2024 | Registered | 005 Pharmaceuticals | Wonbiogen Co., Ltd. |
| 77055168 | MEDISORB | Dec 01, 2006 | Abandoned | 001 Chemicals | ALKERMES, INC. |
| 75181721 | MEDISORB | Oct 15, 1996 | Abandoned | 005 Pharmaceuticals | ALKERMES, INC. |
Weekly visibility reports showing how ChatGPT mentions MEDISORB, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: MEDISORB trademark portfolio
What trademarks does MEDISORB hold?
MEDISORB holds 3 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 5 (Pharmaceuticals), Class 1 (Chemicals). The most recent filings are registered to Wonbiogen Co., Ltd..
How many trademarks does MEDISORB have at the USPTO?
WikiTrademarks tracks 3 USPTO trademark filings attributed to MEDISORB. The brand has been actively filing since October 1996. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does MEDISORB file most often?
MEDISORB's most active class is NICE Class 5 (Pharmaceuticals), with 2 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the MEDISORB trademark?
The most recent filings under the MEDISORB mark are registered to Wonbiogen Co., Ltd.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is MEDISORB expanding into new categories?
The current WikiTrademarks Expansion Score for MEDISORB 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 MEDISORB trademark filings?
Click the Watch Brand button at the top of this page to add MEDISORB 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 MEDISORB to another owner · Browse all NICE classes · Most valuable brands
Community notes
0 notesShare what you know about MEDISORB and help the next person researching it.