Federal Act
on Patents for Inventions
(Patents Act, PatA)1

of 25 June 1954 (Status as of 1 July 2023)

1Amended by No I of the FA of 3 Feb. 1995, in force since 1 Sept. 1995 (AS 1995 2879; BBl 1993 III 706).
Art. 143285

1 Pat­ent ap­plic­a­tions that are pending when the Amend­ment to this Act of 22 June 2007 comes in­to force are sub­ject to the new law from that date.

2 However, the fol­low­ing are also gov­erned by the pre­vi­ous law:

a.
non-pre­ju­di­cial dis­clos­ures at in­ter­na­tion­al ex­hib­i­tions;
b.
pat­entab­il­ity, if the re­quire­ments are more fa­vour­able un­der the pre­vi­ous law.

285In­ser­ted by No I of the FA of 17 Dec. 1976 (AS 1977 1997; BBl 1976 II 1). Amended by No I of the FA of 22 June 2007, in force since 1 Ju­ly 2008 (AS 2008 2551; BBl 2006 1).

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