DIFMUNIZE holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 5 (Pharmaceuticals) with 2 filings. The WikiTrademarks Expansion Score is 19/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed June 30, 2026
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Filing Velocity (24 Months)
Filing Activity by NICE Class
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99848481 | DIFMUNIZE | May 27, 2026 | Registered | 005 Pharmaceuticals | Pfizer Inc. |
| 97479415 | DIFMUNIZE | Jun 28, 2022 | Pending | 005 Pharmaceuticals | Pfizer Inc. |
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FAQ: DIFMUNIZE trademark portfolio
What trademarks does DIFMUNIZE hold?
DIFMUNIZE holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 5 (Pharmaceuticals). The most recent filings are registered to Pfizer Inc..
How many trademarks does DIFMUNIZE have at the USPTO?
WikiTrademarks tracks 2 USPTO trademark filings attributed to DIFMUNIZE. The brand has been actively filing since June 2022. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does DIFMUNIZE file most often?
DIFMUNIZE'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 DIFMUNIZE trademark?
The most recent filings under the DIFMUNIZE mark are registered to Pfizer Inc.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is DIFMUNIZE expanding into new categories?
The current WikiTrademarks Expansion Score for DIFMUNIZE is 19 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 DIFMUNIZE trademark filings?
Click the Watch Brand button at the top of this page to add DIFMUNIZE 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.
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