CYTOSTAR-T holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 1 (Chemicals) 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 19, 2026
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Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Ownership & Assignment History
1 record| Date | From | To |
|---|---|---|
| Jan 29, 2026 |
REVVITY, INC.
|
REVVITY HEALTH SCIENCES, INC.
WALTHAM, MASSACHUSETTS
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 74724560 | CYTOSTAR-T | Sep 05, 1995 | Abandoned | 001 Chemicals 009 Electronics & Software | REVVITY HEALTH SCIENCES, INC. |
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FAQ: CYTOSTAR-T trademark portfolio
What trademarks does CYTOSTAR-T hold?
CYTOSTAR-T holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 1 (Chemicals), Class 9 (Electronics & Software). The most recent filings are registered to REVVITY HEALTH SCIENCES, INC..
How many trademarks does CYTOSTAR-T have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to CYTOSTAR-T. The brand has been actively filing since September 1995. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does CYTOSTAR-T file most often?
CYTOSTAR-T's most active class is NICE Class 1 (Chemicals), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the CYTOSTAR-T trademark?
The most recent filings under the CYTOSTAR-T mark are registered to REVVITY HEALTH SCIENCES, INC.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is CYTOSTAR-T expanding into new categories?
The current WikiTrademarks Expansion Score for CYTOSTAR-T 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 CYTOSTAR-T trademark filings?
Click the Watch Brand button at the top of this page to add CYTOSTAR-T 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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