What are the requirements of the equitable remedy of injunction under English law?

1. The claimant must have a legal right to the relief sought. 2. The claimant must have a “serious question to be tried”. 3. The balance of convenience must be in favour of granting the injunction. 4. The claimant must have provided a suitable undertaking to the court. 5. The claimant must not have delayed unreasonably in bringing the claim. 6. The claimant must not have acted in such a way as to make it inequitable to grant the injunction.