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Patent Act (Act No. 121 of April 13, 1959, as amended up to Act No. 33 of May 30, 2018), Japan
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Superseded Text
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Year of Version
2018
Dates
Amended up to:
June 9, 2018
Promulgated:
April 13, 1959
Type of Text
Main IP Laws
Subject Matter
Patents (Inventions)
Subject Matter (secondary)
Enforcement of IP and Related Laws,
Undisclosed Information (Trade Secrets),
Utility Models,
IP Regulatory Body
Notes
The notification by Japan to the WTO under article 63.2 of TRIPS states:
'The Patent Act was revised in order to expand the 'grace period' regarding the exception to lack of novelty of inventions, from six months to one year.'
This consolidated version of the Patent Act incorporates all the amendments up to 'Act No. 33 of May 30, 2018, on the Partial Revision of the Unfair Competition Prevention Act', which entered into force on different dates.
The amendments introduced by the said Act No. 33 to this consolidated version entered into force on June 9, 2018.
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2018年5月30日法律第33号)
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English
Patent Act (Act No. 121 of April 13, 1959, as amended up to Act No. 33 of May 30, 2018)
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Legislation
Supersedes (10 text(s))
Supersedes (10 text(s))
Is superseded by (9 text(s))
Is superseded by (9 text(s))
Treaties
WTO Document Reference
IP/N/1/JPN/30
IP/N/1/JPN/P/13
WIPO Lex No.
JP218