In India, if:
- the details of the patent are disclosed without the consent of the inventor or any person entitled to the details
- Disclosed in communications with the government regarding previous investigations into the invention or its merits
- Publication at industrial or other exhibitions sanctioned by the Central Government of India
- describe or use the invention in any such exhibition without the consent of the inventor or its proprietor
- a description of the invention in a press intended for or used by the Society
- the applicant, the applicant's successor, or an individual with the consent of the above-mentioned parties, disclosed in the public work when the reasonableness test is carried out
The patent enjoys a novelty grace period within 12 months from the filing date or the priority date.
7 months
no
via Paris Convention : 6 months from earliest priority date.
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.
no
- 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.
20 years
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.
15 years
Indian Patent Office
English: Indian Patent Office, abbreviation: IPO
Website: www.ipindia.gov.in
Indian Invention Patent Search: Intellectual Property India (ipindiaservices.gov.in)