20.4
08/01/1989
RPI 980
Application data
Number
PI8301341Type
Filing
Publication
The patent was granted on 12/29/1987 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: 08/01/1989. We update with every new RPI gazette, published weekly.
Applicants
SOBRAL IND COM SA [BR]
Inventors
S. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
08/01/1989
RPI 980
#16.1
12/29/1987
RPI 897
#13.1
09/22/1987
RPI 883
#9.1
05/05/1987
RPI 863
#4.1
06/25/1985
RPI 766
#3.1
10/23/1984
RPI 731
#2.1
05/03/1983
RPI 654
#18.2
02/18/1992
RPI 1107
From the same holder
Same category
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