Solicitação de exame técnico
#4.1
11/03/1987
RPI 889
The patent was granted on 02/13/1991 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: 11/03/1987. We update with every new RPI gazette, published weekly.
Applicants
C. D. (pessoa física)
SP, BR
Inventors
C. D. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
11/03/1987
RPI 889
#3.2
07/21/1987
RPI 874
#2.1
07/07/1987
RPI 872
#18.2
10/31/1995
RPI 1300
#15.11
04/02/1991
RPI 1061
#16.1
02/13/1991
RPI 1054
#13.1
09/04/1990
RPI 1031
#9.1
05/29/1990
RPI 1020
Same category
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