The periods of priority above-mentioned shall be six months for patents of invention and three months for designs or industrial models, as well as for trade or commercial marks. They shall be augmented by one month for countries beyond the seas.

The introduction by the patentee into countries where the patent has been granted, of articles manufactured in any other of the States of the Union, shall not entail forfeiture.

The patentee, however, shall be subject to the obligation of working his patent conformably to the laws of the country into which he has introduced the patented articles.

Every trade or commercial mark regularly deposited in the country of origin shall be admitted to deposit and so protected in all the other countries of the Union.

Shall be considered as country of origin, the country where the depositor has his principal establishment.

If this principal establishment is not situated in one of the countries of the Union, shall be considered as country of origin that to which the depositor belongs.

The deposit may be refused, if the object, for which it is asked, is considered contrary to morals and to public order.

The nature of the production upon which the trade or commercial mark is to be affixed cannot in any case be an obstacle to the deposit of the mark.

The commercial name shall be protected in all the countries of the Union without obligation of deposit, whether it forms part or not, of a trade or commercial mark.

Every production bearing, unlawfully, a trade or commercial mark, or a commercial name, may be seized upon importation into those of the States of the Union in which such mark or such commercial name has a right to legal protection.

The seizure shall take place either at the instance of the public prosecutor or of the interested party, conformably to the domestic legislation of each State.

The provisions of the preceding article shall be applicable to every production bearing falsely as indication of origin, the name of a stated locality,