NULL

Participant	Action	Date of Notification/Deposit	Date of Effect
Argentina	Accession	09/10/1981	01/08/1988
Belarus	Participation under article XI of the Protocol of 11 April 1980	23/01/1997	01/08/1997
Belgium	Accession	01/08/2008	01/03/2009
Benin	Accession	29/07/2011	01/02/2012
Bosnia and Herzegovina	Succession	12/01/1994	06/03/1992
Brazil	Signature	14/06/1974
Bulgaria	Signature	24/02/1975
Burundi	Accession	04/09/1998	01/04/1999
Byelorussian Soviet Socialist Republic	Signature	14/06/1974
Costa Rica	Signature	30/08/1974
Côte d'Ivoire	Participation under article XI of the Protocol of 11 April 1980	01/02/2016	01/09/2016
Cuba	Participation under article XI of the Protocol of 11 April 1980	02/11/1994	01/06/1995
Czech Republic	Succession	30/09/1993	01/01/1993
Czechoslovakia	Signature	29/08/1975
Czechoslovakia	Ratification	26/05/1977	01/08/1998
Dominican Republic	Accession	23/12/1977	01/08/1988
Egypt	Participation under article XI of the Protocol of 11 April 1980	06/12/1982	01/08/1988
German Democratic Republic	Signature	14/06/1974
German Democratic Republic	Ratification	31/08/1989	01/03/1990
Ghana	Signature	05/12/1974
Ghana	Ratification	07/10/1975	01/08/1988
Guinea	Accession	23/01/1991	01/08/1991
Hungary	Signature	14/06/1974
Hungary	Ratification	16/06/1983	01/08/1988
Liberia	Accession	16/09/2005	01/04/2006
Mexico	Accession	21/01/1988	01/08/1988
Mongolia	Signature	14/06/1974
Montenegro	Succession	23/10/2006	03/06/2006
Nicaragua	Signature	13/05/1975
Norway	Signature	11/12/1975
Norway	Ratification	20/03/1980	01/08/1988
Paraguay	Participation under article XI of the Protocol of 11 April 1980	18/08/2003
Poland	Ratification	19/05/1995
Poland	Signature	14/06/1974
Republic of Moldova	Participation under article XI of the Protocol of 11 April 1980	28/08/1997	28/08/1997
Romania	Accession	23/04/1992	01/11/1992
Slovakia	Succession	28/05/1993	01/01/1993
Slovenia	Participation under article XI of the Protocol of 11 April 1980	02/08/1995	01/03/1996
Uganda	Accession	12/02/1992	01/09/1992
Ukraine	Ratification	13/09/1993	01/04/1994
Ukrainian Soviet Socialist Republic	Signature	14/06/1974
Union of Soviet Socialist Republics	Signature	14/06/1974
United States of America	Accession	05/05/1994	01/12/1994
Uruguay	Accession	01/04/1997	01/11/1997
Yugoslavia (Federal Republic of)	Succession	12/03/2001	27/04/1992
Yugoslavia (Socialist Federal Republic of)	Accession	27/11/1978	01/08/1988
Zambia	Participation under article XI of the Protocol of 11 April 1980	06/06/1986	01/08/1988