396. Rights of co-owners.

Where a patent is granted1 to two or more persons, then, subject to any agreement to the contrary, each of them is entitled to an equal undivided share in the patent2, and each of them is entitled, by himself or his agents, to do in respect of the invention3 concerned, for his own benefit and without the consent of or the need to account to the other or others, any act which would otherwise amount to an infringement of the patent concerned4. However, except under a direction from the comptroller5 and subject to any agreement for the time being