20 years
yes
Authorization Fee: None
Annuity: The applicant shall pay the commenced and all due annual fees within 3 months from the date of granted. The annual fee shall be calculated and paid year by year from the third year from the application date, and shall be paid before the application date of each year. Overdue payment may be made within 6 months of the overdue period.
Applicants are required to provide the Indian Patent Office with a report on the work of the granted patent, stating the commercial work status of the patent in the previous year, before March 31 of each year.
yes
7 months
no
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.
no
no
3-8 years