Solicitação de exame técnico
#4.1
12/08/1987
RPI 894
The patent was granted on 10/29/1991 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 12/08/1987. We update with every new RPI gazette, published weekly.
Applicants
Labra Indústria Brasileira de Lápis S/A
PR, BR
Inventors
C. P. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
12/08/1987
RPI 894
#3.2
09/22/1987
RPI 883
#2.1
07/07/1987
RPI 872
#18.2
12/17/1996
RPI 1359
#16.1
10/29/1991
RPI 1091
#13.1
06/11/1991
RPI 1071
#9.1
02/26/1991
RPI 1056
Same category
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