Concessão da patente
#16.1
09/30/1986
RPI 832
Application data
Number
PI8304669Type
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: 09/30/1986. We update with every new RPI gazette, published weekly.
Applicants
Coelma Construções Eletricas Ltda
SP, BR
Inventors
G. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/30/1986
RPI 832
#13.1
06/24/1986
RPI 818
#9.1
02/04/1986
RPI 798
#15.11
10/01/1985
RPI 780
#6.1
09/24/1985
RPI 779
#4.1
01/24/1984
RPI 692
#3.2
11/08/1983
RPI 681
#2.1
11/01/1983
RPI 680
#21.1
Patente extinta em 29/08/98
07/01/2008
RPI 1956
From the same holder
Same category
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