Atkinson is an English-language surname. The name is derived from a patronymic form of the Middle English Atkin.
These are much more conservative than state laws, in general (for instance, everyone should be in a booster seat from about age 4 to at least age 8) but remain less conservative than some of the european standards (for instance, the European Child Safety Alliance recommends that children remain in rear-facing carseats until 3 years of age).
Once a child reaches either age 2 or 30 lbs., the car seat can be turned around to face forward. Ages 2 to 4: Children must remain in either a rear-facing or a forward-facing car seat with a five-point harness in the back seat of a vehicle at least until they are 4 years old or 40 lbs.