Click links to visualize files:

Brazilian Legislation:

Law no. 9.279, of 1996 - Industrial Property Law: 
    Portuguese (PDF format)  |  English (outside content from WIPO)
Law no. 9.610, of 1998 - Copyright and Neighbouring Rights Law:
    Portuguese (PDF format)  |  English (outside content from WIPO)
Law no. 9.609, of 1998 - Software Law:
    Portuguese (PDF format)  |  English (outside content from WIPO)

Law no 5.648, of 1970 - Law of the creation fo the Brazilian Patent and Trademark Office (INPI):
    Portuguese (PDF format) 
Decree no. 68.104, of 1971 - Regulation of Law no. 5.648, of 1970:
    Portuguese (PDF format)

International Treaties and Agreements:

Agreement on Trade Related Aspects of Intellectual Property Rights (TRIPS):    
    English (outside content from WTO)
    -  Decree no. 1.355, of 1994 - Promulgates the TRIPS Agreement in Brazil: Portuguese (PDF format)
Paris Convention for the Protection of Industrial Property:    
    English (outside content from WIPO)
    -  Decree no. 75.572, of 1975 - Promulgates the Paris Convention (Stockholm 1967 Revision) in Brazil: Portuguese (PDF format)