A new era in India: Patent granted within 9 months of requesting examination

Indian Patent Office (IPO) has now started granting patents under expedited examination system (Rule 24C of the Patent Amendments Rule 2016) within 9 to 12 months.

One such patent granted is IN2885091 for “A PROCESS FOR THE PREPARATION OF APIXABAN“. A request for expedited examination was filed on 24th October 2016 and the same was converted into an expedited request on 21st March 2017. A patent has been granted to Optimus Drugs Private Limited within 9 months of filing of request for examination and 4 months of converting it into an expedited request, on 12th July 2017. The other factual details are as follows:-



New Numbering System

CGPDTM has launched a new unique numbering system for Patent Applications and Requests for Examination filed at the Patent Office w.e.f. 1st January, 2016. The numbering system has been standardized and streamlined with a view to attain uniformity in accessing and processing applications by all Patent offices in India (Delhi, Mumbai, Chennai and Kolkata).

12 character fixed length format has been finalized for Patent applications filed: YYYYJTNNNNNN and would include the following identifiers:-

  • Year of filling (YYYY)
  • Jurisdiction (J) – 1 for Delhi, 2 for Mumbai, 3 for Kolkata and 4 for Chennai
  • Type of application (T):
    • 1 for ordinary
    • 2 for ordinary- divisional
    • 3 for ordinary – Patent of Addition
    • 4 for Convention
    • 5 for Convention –Divisional
    • 6 for Convention – Patent of addition
    • 7 for PCT NP
    • 8 for PCT NP- Divisional
    • 9 for PCT NP – Patent of Addition
  • Application serial number (NNNNNN)

The new numbering system would have 12 character fixed length format for Request for Examination as well. The format would be:



  • R denotes normal request u/r 24B(1)(i),
  • X denotes Express request u/r 20(4)(iii),
  • YYYY denotes year of filing,
  • J denotes the jurisdiction, and
  • NNNNNN the 6 digit serial number.