no
The IPO conducts formal and substantive examinations of design patent applications. The substantive examination starts automatically, and the applicant does not need to submit a separate substantive examination request.
yes
- Authorization Fee: None
- Annuity: The renewal fee is paid every 5 years. If the renewal fee is not paid within the time limit, it can be paid within the 6-month grace period and the penalty should be paid at the same time.
via Paris Convention : 6 months from earliest priority date.
no
15 years
3-8 years
Indian invention patents need to undergo formality examination and substantive examination, and the applicant/anyone should submit a request for substantive examination within 48 months from the filing date.
no
no