HYDROGEN TABS 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 4/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed June 20, 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 |
|---|---|---|---|---|---|
| 99465064 | HYDROGEN TABS | Oct 27, 2025 | Registered | 005 Pharmaceuticals | Linfei Pan |
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FAQ: HYDROGEN TABS trademark portfolio
What trademarks does HYDROGEN TABS hold?
HYDROGEN TABS holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 5 (Pharmaceuticals). The most recent filings are registered to Linfei Pan.
How many trademarks does HYDROGEN TABS have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to HYDROGEN TABS. The brand has been actively filing since October 2025. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does HYDROGEN TABS file most often?
HYDROGEN TABS'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 HYDROGEN TABS trademark?
The most recent filings under the HYDROGEN TABS mark are registered to Linfei Pan. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is HYDROGEN TABS expanding into new categories?
The current WikiTrademarks Expansion Score for HYDROGEN TABS is 4 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 HYDROGEN TABS trademark filings?
Click the Watch Brand button at the top of this page to add HYDROGEN TABS 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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