Concessão da patente
#16.1
09/26/1989
RPI 988
The letters patent expired on 11/07/1995: 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
Arquetipo Indústria e Comércio Auxiliar da Construção Civil Ltda.
SP, BR
Inventors
M. H. (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
06/07/1988
RPI 920
#4.1
08/11/1987
RPI 877
#3.1
04/28/1987
RPI 862
#2.1
12/10/1985
RPI 790
#15.11
Procedimento automático de reclassificação. A classificação IPC anterior era E04B 5/52.
03/27/2018
RPI 2464
#21.1
11/07/1995
RPI 1301
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Same category
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