Solicitação de exame técnico
#4.1
05/26/1987
RPI 866
The patent was granted on 09/25/1990 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: 05/26/1987. We update with every new RPI gazette, published weekly.
Applicants
O. L. (pessoa física)
SP, BR
Inventors
O. L. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
05/26/1987
RPI 866
#3.2
03/24/1987
RPI 857
#2.1
03/10/1987
RPI 855
#18.2
11/14/1995
RPI 1302
#16.1
09/25/1990
RPI 1034
#13.1
05/01/1990
RPI 1016
#9.1
01/09/1990
RPI 1001
Same category
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