PERASSAY 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 June 21, 2026
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Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 74492099 | PERASSAY | Feb 18, 1994 | Abandoned | 005 Pharmaceuticals | EVOQUA WATER TECHNOLOGIES LLC |
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FAQ: PERASSAY trademark portfolio
What trademarks does PERASSAY hold?
PERASSAY holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 5 (Pharmaceuticals). The most recent filings are registered to EVOQUA WATER TECHNOLOGIES LLC.
How many trademarks does PERASSAY have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to PERASSAY. The brand has been actively filing since February 1994. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does PERASSAY file most often?
PERASSAY'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 PERASSAY trademark?
The most recent filings under the PERASSAY mark are registered to EVOQUA WATER TECHNOLOGIES LLC. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is PERASSAY expanding into new categories?
The current WikiTrademarks Expansion Score for PERASSAY 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 PERASSAY trademark filings?
Click the Watch Brand button at the top of this page to add PERASSAY 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 PERASSAY to another owner · Browse all NICE classes · Most valuable brands
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