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National Phase Initial Filing Estimates

Country Estimated Fees/Costs Based on 30 Page Application Estimated Fees/Costs Based on 100 Page Application Deadline and Costs for Examination Request Notes
Australia $2,500 $2,600 Due within 5 years of international filing date or within 2-months of issuance of a Direction to Request Examination, whichever is earliest (additional $1000).
Brazil $3,500 $6,700 Due within 3-years of the international filing date (additional $1,500 for 30 page application or $4,000 for 100 page application + claims fees for claims over 10). Includes translation costs.
Canada $2,500 $2,500 Due within 5-years of international filing date (additional $1,300).
China $5,000 $12,000 Due within 3-years from the priority date (costs included). Includes translation costs; consider sequence listing costs where applicable.**
EPO $9,500 $12,000 Due within 6-months after the date on which the European Patent Bulletin mentions the publication of the European Search Report (no additional costs). Estimate based on preparation and filing of claims amendments to reduce the number of claims to at least 15.***
India $3,000 $4,300 Due within 48-months of the earliest priority date or the date of filing the application, whichever is earlier (no additional costs). Consider sequence listing costs where applicable.**
Israel $2,000 $2,600 Due at the time of national phase entry (no additional costs).
Japan $7,000 $14,000 Due within 3-years from international filing date (additional $2,200). Includes translation costs.
South Korea $4,400 $9,500 Due within 5-years from the international filing date (additional $2,000 for 30 page application/$3,000 for 100 page application). Includes translation costs.
Mexico $4,600 $7,600 Due at the time of national phase entry (no additional cost).
New Zealand $2,200 $2,200 Due within 5 years of international filing date or within 2-months of issuance of a Direction to Request Examination, whichever is earliest (additional $1,300).
Russian Federation $4,600 $9,600 Due within 3-years of international filing date (included in initial costs). Includes translation costs.
Singapore $2,000 $2,000 Due within 3-years of earliest priority date (additional $1,700).


*Based on current exchange rates and estimates of current costs/fees, which are subject to change.

**In China and India, sequence listings are considered part of the application and therefore must be considered for additional page fees.

***By use of multiple dependencies in accordance with European patent practice (excess claims fees are about $320 for each claim numbering over 15).​​
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