PATENT ANNUITY · USD
Singapore Design annuity fees
Annual fees, late-payment fees and additional charges are displayed separately for clarity.
Patent annuity details
Converted amounts use the latest synchronized approved exchange rates.
Patent annuity fees
Annual maintenance fees are maintained independently by country and patent type.
| Year / item | Required / optional | General pricing | Notes | ||
|---|---|---|---|---|---|
| Official fee (original) | Service fee (USD) | Total | |||
| Year 6 · Annuity | Required | 220 SGD | 351 USD | 523 USD | — |
| Year 11 · Annuity | Required | 330 SGD | 351 USD | 609 USD | — |
| Year 16 · Annuity | Required | 440 SGD | 351 USD | 695 USD | — |
| Year 21 · Annuity | Required | 550 SGD | 351 USD | 781 USD | — |
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