300
11/01/1988
RPI 941
The patent was granted on 04/28/1987 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: 11/01/1988. We update with every new RPI gazette, published weekly.
Applicants
B. S. (pessoa física)
Inventors
D. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
11/01/1988
RPI 941
#17.1
06/14/1988
RPI 921
04/19/1988
RPI 913
#17.1
10/20/1987
RPI 887
#16.1
04/28/1987
RPI 862
01/13/1987
RPI 847
#12.1
10/22/1985
RPI 783
#12.1
10/15/1985
RPI 782
#9.1
07/09/1985
RPI 768
#5.1
05/25/1982
RPI 605
#4.1
12/22/1981
RPI 583
#18.2
10/30/1990
RPI 1039
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