Carta-patente expirada
#21.1
Patente extinta em 18/01/2000
07/01/2008
RPI 1956
The letters patent expired on 07/01/2008: 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: 07/01/2008. We update with every new RPI gazette, published weekly.
Applicants
Tigre S/A - Tubos e Conexões
BR
Tubos e Conexões Tigre Ltda
SC, BR
Inventors
E. S. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 18/01/2000
07/01/2008
RPI 1956
#25.1
Transferido (por incorporação) de: Tubos & Conexões Tigre Ltda
03/30/1999
RPI 1473
#16.1
10/25/1994
RPI 1247
#13.1
05/03/1994
RPI 1222
#9.1
12/14/1993
RPI 1202
#4.1
10/29/1991
RPI 1091
#3.1
08/13/1991
RPI 1080
#2.1
06/05/1990
RPI 1021
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