Solicitação de exame técnico
#4.1
11/17/1987
RPI 891
Application data
Number
PI8605835Type
Filing
Publication
The letters patent expired on 07/22/2008: 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: 11/17/1987. We update with every new RPI gazette, published weekly.
Applicants
Mannesmann S/A
MG, BR
Inventors
H. F. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
11/17/1987
RPI 891
#3.2
09/01/1987
RPI 880
#2.1
08/11/1987
RPI 877
#21.1
Patente extinta em 28/11/2001
07/22/2008
RPI 1959
#16.1
08/30/1994
RPI 1239
#13.1
04/12/1994
RPI 1219
#9.1
11/23/1993
RPI 1199
#6.1
05/25/1993
RPI 1173
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Same category
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