| Contracting Party | Treaty | Signature | Instrument | In Force | Details |
|---|
| Lithuania | Berne Convention | | Accession: September 14, 1994 | December 14, 1994 | Details |
| Lithuania | Budapest Treaty | | Accession: February 9, 1998 | May 9, 1998 | |
| Lithuania | Hague Agreement | | Accession: June 26, 2008 | September 26, 2008 | Details |
| Lithuania | Madrid Protocol | | Accession: August 15, 1997 | November 15, 1997 | Details |
| Lithuania | Nice Agreement | | Accession: November 22, 1996 | February 22, 1997 | Details |
| Lithuania | Paris Convention | | Accession: February 21, 1994 | May 22, 1994 | Details |
| Lithuania | Patent Cooperation Treaty | | Accession: April 5, 1994 | July 5, 1994 | |
| Lithuania | Patent Law Treaty | | Accession: November 3, 2011 | February 3, 2012 | |
| Lithuania | Phonograms Convention | | Accession: October 27, 1999 | January 27, 2000 | |
| Lithuania | Rome Convention | | Accession: April 22, 1999 | July 22, 1999 | Details |
| Lithuania | Singapore Treaty | March 28, 2006 | Ratification: May 14, 2013 | August 14, 2013 | |
| Lithuania | Trademark Law Treaty | October 28, 1994 | Ratification: January 27, 1998 | April 27, 1998 | |
| Lithuania | UPOV Convention | | Accession: November 10, 2003 | December 10, 2003 | Details |
| Lithuania | WIPO Convention | | Accession: January 30, 1992 | April 30, 1992 | |
| Lithuania | WIPO Copyright Treaty | | Accession: June 18, 2001 | March 6, 2002 | |
| Lithuania | WIPO Performances and Phonograms Treaty | | Accession: January 26, 2001 | May 20, 2002 | |
