Concessão da patente
#16.1
09/26/1989
RPI 988
The letters patent expired on 11/22/1994: 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
Bollhoff Administração e Participações Ltda.
SP, BR
Inventors
A. B. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/26/1989
RPI 988
#13.1
01/17/1989
RPI 952
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10/13/1987
RPI 886
#15.11
09/15/1987
RPI 882
03/17/1987
RPI 856
03/10/1987
RPI 855
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RPI 829
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11/19/1985
RPI 787
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06/19/1984
RPI 713
#21.1
11/22/1994
RPI 1251
08/07/1990
RPI 1027
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