LETAIRIS 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 17, 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 |
|---|---|---|
| Dec 9, 2015 |
GILEAD COLORADO, INC.
|
GILEAD SCIENCES, INC.
FOSTER CITY, CALIFORNIA
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 78521260 | LETAIRIS | Nov 22, 2004 | Abandoned | 005 Pharmaceuticals | GILEAD COLORADO, INC. |
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FAQ: LETAIRIS trademark portfolio
What trademarks does LETAIRIS hold?
LETAIRIS holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 5 (Pharmaceuticals). The most recent filings are registered to GILEAD COLORADO, INC..
How many trademarks does LETAIRIS have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to LETAIRIS. The brand has been actively filing since November 2004. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does LETAIRIS file most often?
LETAIRIS'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 LETAIRIS trademark?
The most recent filings under the LETAIRIS mark are registered to GILEAD COLORADO, INC.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is LETAIRIS expanding into new categories?
The current WikiTrademarks Expansion Score for LETAIRIS 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 LETAIRIS trademark filings?
Click the Watch Brand button at the top of this page to add LETAIRIS 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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