Patents
The following list shows an extract of the key patents respectively patent applications.
| Representative publication | Brief Description |
| EP2503973B1 | Web stacking technology incl. darting |
| EP3191389B1 | Trim free side panels |
| EP2424479B1 | „Clean Skin Sheet“ |
| EP2621434B1 | New ultrasonic bonding technology |
| EP2872096B1 | Glue- and cellulose-free absorbent cores |
| EP3043761A1 | Glue-free diaper |
BOCO FIT™ and ARCBOND™ have been registered by C4S as trade marks with the EUIPO and the USPTO mark.