1. Time lines for Conventional Applications

2. Timelines for PCT Applications

3. Other Timelines:

  • Proof of Right or assignment:  Within Six months from date of filing of application
  • Statement and Undertaking Regarding Foreign Application (Form-3): Within Six months from date of filing of application
  • Request for Examination (Form-18): 48 months from date of filing or priority, whichever is earlier
  • Declaration as Inventorship (Form-5): With the Complete Specification Or 1 month from date of filing Complete Specification
  • Filing of Complete Specification following the Provisional application (Form-2) : Within 12 Months from date of filing Provisional Application 
  • Time for Replying First Examination Report (FER): 6 Months from the date of Issuance of FER,  Extendable upto 3 Months, Total 9 Months
  • Pre-grant Opposition (Form-7A): After Publication of Application and Any time before Grant of Patent
  • Post-grant Opposition (Form-7): 1 year from the publication of Grant of Patent
  • Reference to Deposit of Biological Material: Within 3 months form the date of filing of application
  • Furnishing Information Relating to working of patent (Form-27): Working statement regarding the working of patented inventions in a calendar year is required to be submitted for every granted patent within 3 months from the end of every calendar year i.e, 31st March of every year.