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Patent Act (Act No. 121 of April 13, 1959, as amended up to June 21, 2021), Japan
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Superseded Text
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Year of Version
2021
Dates
Amended up to:
June 21, 2021
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)
English
Patent Act (Act No. 121 of April 13, 1959, as amended up to June 21, 2021)
PDF
WTO Notifications Coversheet
WTO Notifications Coversheet
English
Patent Act (Act No. 121 of April 13, 1959, as amended up to June 21, 2021)
PDF
French
Loi sur les brevets (loi n° 121 du 13 avril 1959, telle que modifiée jusqu'au 21 juin 2021)
PDF
Spanish
Ley de Patentes (Ley Nº 121 de 13 de abril de 1959, según enmendada al 21 de junio de 2021)
PDF
Legislation
Supersedes (16 text(s))
Supersedes (16 text(s))
Is superseded by (3 text(s))
Is superseded by (3 text(s))
Treaties
WTO Document Reference
IP/N/1/JPN/56
IP/N/1/JPN/P/20
WIPO Lex No.
JP247