no
DPDT only conducts formality examination of design patent applications, not substantive examination.
no
If the patent is disclosed due to the display at the exposition or unintentional disclosure, the novelty grace period can be enjoyed within 6 months before the filing date/priority date.
via Paris Convention : 6 months from earliest priority date.
no
no
no
1 year
6 months before the filing date/priority date.
Inventions under the via Paris Convention : 12 months from the earliest priority date.