This is not full rights. But it is a form of relational personhood —a legal hybrid that grants animals standing in court, protections that reflect their specific inner lives, without yet granting them the right to be free.
Many modern ethicists propose a hybrid approach: use welfare reforms as the "stepping stones" to eventual rights. You pass a law banning cages to change the infrastructure. A generation later, the public views caged animals as unacceptable, leading to a ban on the practice entirely. Eventually, the moral circle expands. This is not full rights
This framework has produced real victories. Gestation crates for pigs are banned in 11 US states and much of Europe. Battery cages for hens are being phased out globally. Cosmetic testing on animals is now illegal in 43 countries. You pass a law banning cages to change the infrastructure