Concessão da patente
#16.1
03/25/1986
RPI 805
Application data
Number
PI8205240Type
Filing
Publication
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: 03/25/1986. We update with every new RPI gazette, published weekly.
Applicants
Cerâmica e Velas de Ignição NGK do Brasil Ltda
SP, BR
Cerâmica e velas de ignição NGK do Brasil S/A
SP, BR
Inventors
M. O. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/25/1986
RPI 805
#13.1
11/12/1985
RPI 786
#9.1
07/09/1985
RPI 768
#6.1
01/22/1985
RPI 744
#4.1
08/14/1984
RPI 721
#3.1
04/10/1984
RPI 703
#2.1
10/26/1982
RPI 627
#21.1
Patente extinta em 08/09/97
07/01/2008
RPI 1956
03/30/1993
RPI 1165
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