Pedido de patente depositado
#2.1
02/08/1989
RPI 955
Application data
Number
PI8804913Type
Filing
Publication
The letters patent expired on 09/02/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 02/08/1989. We update with every new RPI gazette, published weekly.
Applicants
Tubos e Conexões Tigre Ltda
SC, BR
Inventors
D. C. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
02/08/1989
RPI 955
#21.1
Patente extinta em 15/09/2003
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