Mexico (MX)

Read term notes
Current term: 20 Years
From: Date of Filing
Discontinuity Dates: Yes (28/06/1991, 17/01/1987)
Term Notes: Patents granted between 17/01/1987 and 28/06/1991 have a term of 14 years from the Grant Date. Grants before 17/01/1987 have a term of Grant + 10 years, but Grants before 11/02/1976 have a term of 15 years from the Filing Date.
Extension Possible: Yes
Patents for pharmaceuticals or pharmaceutical products can be extended for 3 years where the patentee grants a licence for exploitation to a legal entity which has a majority holding by Mexican nationals.

Member of PCT: Yes (01/01/1995)
Region: None
Country Notes: None

Current Law: Law on the Development & Protection of Industrial Property of 26/06/1991, last amended by the Decree of 26/12/1997
Effective From: 01/01/1998
Current Rules: Regulations 1988
Effective From: 29/09/1988
Law Notes: The 1991 Law included substantial changes, e.g. Inventors' Certificates are no longer available, and some patentability restrictions (e.g. biotechnology) were removed. In order to comply with the terms of NAFTA, important amendments dated 02/08/1994 took effect 01/10/1994.

07/04/2004 UPDATE: During 2003, changes to the Mexican Patent Law were passed. However, the amendments have not yet come into effect.


Database Coverage
Derwent WPI: Yes
From 1997 All Technologies ((Sections A-X))
INPADOC: Yes
From 01/01/1981 All Technologies (All Technologies)

All Contents Copyright © Thomson Derwent 
Report Problems To: webmaster@derwent.co.uk Tel: +44 (0)20 7344 2800