20.11
01/19/1988
RPI 900
The letters patent expired on 12/07/1993: 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: 01/19/1988. We update with every new RPI gazette, published weekly.
Applicants
Codimaq-Máquinas e Equipamentos Rodoviários Ltda.
PR, BR
Inventors
D. P. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
01/19/1988
RPI 900
#20.1
11/24/1987
RPI 892
11/04/1986
RPI 837
#16.1
10/29/1985
RPI 784
#13.1
07/30/1985
RPI 771
#9.1
04/09/1985
RPI 755
#6.1
08/28/1984
RPI 723
#4.1
04/20/1982
RPI 600
#3.2
02/16/1982
RPI 591
#2.1
01/12/1982
RPI 586
#21.1
12/07/1993
RPI 1201
#20.1
10/16/1990
RPI 1037
03/20/1990
RPI 1010
From the same holder
Same category
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