trademarks were found for owners matching the name CK-12 Foundation.| # | Class | status | |
|---|---|---|---|
| 1 |
S:97363365
M:FLEXBOOKS O:CK-12 Foundation |
9, 38, 41, 42 | Registered |
| 2 |
S:97363646
M:FLEXLETS O:CK-12 Foundation |
9, 41 | Registered |
| 3 |
S:88925058
M:FLEXLET O:CK-12 Foundation |
9, 41 | Registered |
| 4 |
S:86088957
M:BRAINGENIE 
O:CK-12 Foundation |
42 | Registered |
| 5 |
S:85960517
M:FLEXMATH 
O:CK-12 Foundation |
42 | Registered |
| 6 |
S:77781784
M:FLEXBOOK PLATFORM O:CK-12 Foundation |
42 | Registered |
| 7 |
S:77264124
M:FLEXBOOK O:CK-12 Foundation |
16, 38, 41 | Registered |
| 8 |
S:77264139
M:FLEXBOOK PLATFORM O:CK-12 Foundation |
9, 41 | Registered |
