CSDC holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 36 (Insurance & Finance) 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 August 10, 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 |
|---|---|---|---|---|---|
| 78755868 | CSDC | Nov 17, 2005 | Abandoned | 036 Insurance & Finance 037 Construction & Repair | Charter Schools Development Corporation |
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FAQ: CSDC trademark portfolio
What trademarks does CSDC hold?
CSDC holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 36 (Insurance & Finance), Class 37 (Construction & Repair). The most recent filings are registered to Charter Schools Development Corporation.
How many trademarks does CSDC have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to CSDC. The brand has been actively filing since November 2005. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does CSDC file most often?
CSDC's most active class is NICE Class 36 (Insurance & Finance), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the CSDC trademark?
The most recent filings under the CSDC mark are registered to Charter Schools Development Corporation. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is CSDC expanding into new categories?
The current WikiTrademarks Expansion Score for CSDC 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 CSDC trademark filings?
Click the Watch Brand button at the top of this page to add CSDC 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 CSDC to another owner · Browse all NICE classes · Most valuable brands
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