SONGZI OPTICS holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 10 (Medical Devices) 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 September 9, 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 |
|---|---|---|---|---|---|
| 86421562 | SONGZI OPTICS | Oct 13, 2014 | Abandoned | 010 Medical Devices | CHEN SONG QUAN |
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FAQ: SONGZI OPTICS trademark portfolio
What trademarks does SONGZI OPTICS hold?
SONGZI OPTICS holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 10 (Medical Devices). The most recent filings are registered to CHEN SONG QUAN.
How many trademarks does SONGZI OPTICS have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to SONGZI OPTICS. The brand has been actively filing since October 2014. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does SONGZI OPTICS file most often?
SONGZI OPTICS's most active class is NICE Class 10 (Medical Devices), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the SONGZI OPTICS trademark?
The most recent filings under the SONGZI OPTICS mark are registered to CHEN SONG QUAN. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is SONGZI OPTICS expanding into new categories?
The current WikiTrademarks Expansion Score for SONGZI OPTICS 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 SONGZI OPTICS trademark filings?
Click the Watch Brand button at the top of this page to add SONGZI OPTICS 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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