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What is the cost of filing a patent opposition to grant of patent in India?
The Official Fees for filing a patent opposition to grant of patent is as follows:
Pre-grant opposition
- For Natural person/Small entity/Startup/Educational Institution – INR 4000
- Large or any other entity – INR 20,000
Post-grant opposition
- For Natural person/Individual/Small entity/Startup/Educational Institution – INR 8000
- Large entity – INR 40,000
