Filing Language: English  | |
| via Paris Convention | via Nationalization of PCT | 
Necessary documents: 
  | Necessary documents: 
  | 
Attachments (if any) 
  | Attachments (if any) 
  | 
no
yes
- via Paris Convention : 12 months from earliest priority date.
 - via Nationalization of PCT : 31 months from earliest priority date.
 
20 years
- 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
Indian Patent Office
English: Indian Patent Office, abbreviation: IPO
Website: www.ipindia.gov.in
Indian Invention Patent Search: Intellectual Property India (ipindiaservices.gov.in)
no
yes