Yes

Yes, within three months as from filing date.
For the priority document, if any, it can be submitted within four months as from the
expiration date of the priority.

Yes, one application may contain up to 100 designs/models.

The period of protection is 5 years as from filing date and can be renewed for 4 other
consecutive periods of 5 years each (the maximum period of protection is 25 years as from filing dat

Yes, the publication of a design can be postponed at the request of the applicant for a
maximum period of 18 months, the design or Model is kept secret.
The applicant can at any time during the period of 18 months request the publication of
the Design or Model.

No provisions in the law to oppose to a design application.

Yes, by filing a cancellation action before the court.

Before registration, the applicant can request the division of a design or model
application.
Divided designs or models maintain the same filing date and priority, if any, of the initial
application.