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Patents

Patent Time Frame

Fee required for filing of Patent forms The table below summarizes the list of forms needs to be submitted in case of physical filing and their respective fees.

Sr. No. Form Title Fee (INR) Comment
Natural person Other than natural person
For small entity For others except small entity
(Also applicable for NDRI)
1 1 On application for a patent accompanied by provisional/ complete specification 1,760 4,400 8,800 Mandatory
2 2 On filing Complete Specification No fee No fee No fee Mandatory
3 3 Statement and Undertaking Under Section 8 No fee No fee No fee Mandatory
4 5 Declaration as to Inventorship No fee No fee No fee Mandatory
5 9 Request for Publication 2750 6875 13750 Optional
6 18 Request for Examination of Application for Patent 4400 11000 22000 Mandatory*
7 - Exceeding 30 sheets in a patent specification 176/sheet 440/sheet 880/sheet Mandatory
8 - Each claim exceeding 10 claims in the patent specification 352/claim 880/claim 1760/claim Mandatory

*Request for examination is mandatory. Application will be abandoned, if request for examination is not filed within stipulated time. Inventors may keep track of their patent applications. Request for Examination has to be submitted within 48 months of submission of complete specifications application or provisional application as the case may be.

Patent Renewal Fees

Sr. No. Particular (INR)
Natural person Other than Natural person
For small entity For others except small entity
(Applicable for NDRI)
1 Before the expiration of 2nd year from the date of patent in respect of 3rd year 880 2200 4400
2 Before the expiration of 3rd year from the date of patent in respect of 4th year 880 2200 4400
3 Before the expiration of 4th year from the date of patent in respect of 5th year 880 2200 4400
4 Before the expiration of 5th year from the date of patent in respect of 6th year 880 2200 4400
5 Before the expiration of 6th year from the date of patent in respect of 7th year 2640 6600 13200
6 Before the expiration of 7th year from the date of patent in respect of 8th year 2640 6600 13200
7 Before the expiration of 8th year from the date of patent in respect of 9th year 2640 6600 13200
8 Before the expiration of 9th year from the date of patent in respect of 10th year 2640 6600 13200
9 Before the expiration of 10th year from the date of patent in respect of 11th year 5280 13200 26400
10 Before the expiration of 11th year from the date of patent in respect of 12th year 5280 13200 26400
11 Before the expiration of 12th year from the date of patent in respect of 13th year 5280 13200 26400
12 Before the expiration of 13th year from the date of patent in respect of 14th year 5280 13200 26400
13 Before the expiration of 14th year from the date of patent in respect of 15th year 5280 13200 26400
14 Before the expiration of 15th year from the date of patent in respect of 16th year 8800 22000 44000
15 Before the expiration of 16th year from the date of patent in respect of 17th year 8800 22000 44000
16 Before the expiration of 17th year from the date of patent in respect of 18th year 8800 22000 44000
17 Before the expiration of 18th year from the date of patent in respect of 19th year 8800 22000 44000
18 Before the expiration of 19th year from the date of patent in respect of 20th year 8800 22000 44000