Patents Act 1983 (Act 291) As at 30 June 2023 – Online version of updated
| Amended By | Short Title |
| Act A648 | Patents (Amendment) Act 1986 |
| Act A863 | Patents (Amendment) Act 1993 |
| Act A1088 | Patents (Amendment) Act 2000 |
| Act A1137 | Patents (Amendment) Act 2002 |
| Act A1196 | Patents (Amendment) Act 2003 |
| Act A1264 | Patents (Amendment) Act 2006 |
| Act A1649 | Patents (Amendment) Act 2022 |
| P.U (A) 63 | Patents (Amendment of Second Schedule) Order 2022 |
| P.U (A) 363 | Patents (Amendment) Regulations 2025 |
| Amended By | Short Title |
| P.U.(A)295/90 | Patents (Amendment) Regulations 1990 |
| P.U.(A)262/95 | Patents (Amendment) Regulations 1995 |
| P.U.(A) 229/2001 | Patents (Amendment) Regulations 2001 |
| P.U.(A) 357/2002 | Patents (Amendment) Regulations 2002 |
| P.U.(A) 222/2003 | Patents (Amendment) Regulations 2003 |
| P.U.(A) 295/2006 | Patents (Amendment) Regulations 2006 |
| P.U.(A) 48/2011 | Patents (Amendment) Regulations 2011 |
| P.U.(A) 68/2022 | Patents (Amendment) Regulations 2022 |
| P.U. (A) 221 | Patents (National Depository Authority) Regulations 2022 |
| P.U. (A) 222 | Patents (Amendment) (No.2) Regulations 2022 |
| P.U. (A) 362 | Patents (Amendment) Regulations 2025 |
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