Concessão da patente
#16.1
09/26/1989
RPI 988
The letters patent expired on 12/07/1993: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.
Applicants
E. S. (pessoa física)
SP, BR
Inventors
E. S. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/26/1989
RPI 988
#13.1
05/23/1989
RPI 970
03/14/1989
RPI 960
05/10/1988
RPI 916
#15.3
09/15/1987
RPI 882
#12.1
04/08/1986
RPI 807
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12/17/1985
RPI 791
#6.1
07/02/1985
RPI 767
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01/15/1985
RPI 743
#4.1
09/04/1984
RPI 724
#3.1
06/12/1984
RPI 712
#21.1
12/07/1993
RPI 1201
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