1162. Usufruct is extinguished(1) by the expiry of the term;
(2) by the death of the usufructuary or the dissolution of the legal person;
(3) by the union of the qualities of usufructuary and bare owner in the same person, subject to the rights of third persons;
(4) by the forfeiture or renunciation of the right or its conversion into an annuity;
(5) by non-use for 10 years.