Concessão da patente
#16.1
09/26/1989
RPI 988
Application data
Number
PI8400090Type
Filing
Publication
The letters patent expired on 07/08/2008: 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
A. H. (pessoa física)
RJ, BR
A. C. (pessoa física)
RJ, BR
D. G. (pessoa física)
RJ, BR
Inventors
A. H. (pessoa física)
BR
A. C. (pessoa física)
BR
D. G. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/26/1989
RPI 988
#13.1
05/16/1989
RPI 969
#9.1
01/03/1989
RPI 950
#6.1
07/05/1988
RPI 924
#6.1
09/15/1987
RPI 882
#15.11
06/09/1987
RPI 868
#6.1
04/22/1987
RPI 861
05/21/1985
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#4.1
10/30/1984
RPI 732
#3.2
06/19/1984
RPI 713
#2.1
03/20/1984
RPI 700
#21.1
Patente extinta em 09/01/99
07/08/2008
RPI 1957
Same category
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