QUANTUM-SI holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 9 (Electronics & Software) with 1 filings. The WikiTrademarks Expansion Score is 3/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed June 16, 2026
Own this brand? Claim the profile to add your logo, story, and website.
Sign in to claimHow is QUANTUM-SI filing trademarks, and where is the portfolio expanding?
Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 98190582 | QUANTUM-SI | Sep 21, 2023 | Pending | 009 Electronics & Software 042 Science & Technology | Quantum-Si Incorporated |
Weekly visibility reports showing how ChatGPT mentions QUANTUM-SI, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: QUANTUM-SI trademark portfolio
What trademarks does QUANTUM-SI hold?
QUANTUM-SI holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 9 (Electronics & Software), Class 42 (Science & Technology). The most recent filings are registered to Quantum-Si Incorporated.
How many trademarks does QUANTUM-SI have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to QUANTUM-SI. The brand has been actively filing since September 2023. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does QUANTUM-SI file most often?
QUANTUM-SI's most active class is NICE Class 9 (Electronics & Software), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the QUANTUM-SI trademark?
The most recent filings under the QUANTUM-SI mark are registered to Quantum-Si Incorporated. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is QUANTUM-SI expanding into new categories?
The current WikiTrademarks Expansion Score for QUANTUM-SI is 3 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 QUANTUM-SI trademark filings?
Click the Watch Brand button at the top of this page to add QUANTUM-SI 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 QUANTUM-SI to another owner · Browse all NICE classes · Most valuable brands
Community notes
0 notesShare what you know about QUANTUM-SI and help the next person researching it.