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Patent Act (Act No. 121 of April 13, 1959, as amended up to April 1, 2020), Japan
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Superseded Text
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Year of Version
2020
Dates
Amended up to:
April 1, 2020
Promulgated:
April 13, 1959
Type of Text
Main IP Laws
Subject Matter
Patents (Inventions)
Subject Matter (secondary)
Enforcement of IP and Related Laws,
IP Regulatory Body,
Undisclosed Information (Trade Secrets),
Utility Models
Available Texts
Main text(s)
Main text(s)
Japanese
特許法 (昭和34年4月13日法律第121号. 最終改正平成2020年04月1)
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English
Patent Act (Act No. 121 of April 13, 1959, as amended up to April 1, 2020)
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WTO Notifications Coversheet
WTO Notifications Coversheet
English
Patent Act (Act No. 121 of April 13, 1959, as amended up to April 1, 2020)
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French
Loi sur les brevets (loi n° 121 du 13 avril 1959, telle que modifiée jusqu'au 1er avril 2020)
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Spanish
Ley de Patentes (Ley Nº 121, de 13 de abril de 1959, según enmendada al 1 de abril de 2020)
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Legislation
Supersedes (14 text(s))
Supersedes (14 text(s))
Is superseded by (5 text(s))
Is superseded by (5 text(s))
Treaties
WTO Document Reference
IP/N/1/JPN/47
IP/N/1/JPN/P/18
WIPO Lex No.
JP234