20.4
08/22/1989
RPI 983
The patent was granted on 08/30/1988 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: 08/22/1989. We update with every new RPI gazette, published weekly.
Applicants
SOBRAL IND COM SA [BR]
Inventors
T. G. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
08/22/1989
RPI 983
#15.11
05/16/1989
RPI 969
#16.1
08/30/1988
RPI 932
#13.1
05/10/1988
RPI 916
#9.1
12/29/1987
RPI 897
#6.1
07/28/1987
RPI 875
#4.1
05/27/1986
RPI 814
#3.1
07/02/1985
RPI 767
#2.1
02/07/1984
RPI 694
#18.2
03/10/1992
RPI 1110
From the same holder
Same category
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