Solicitação de exame técnico
#4.1
07/12/1988
RPI 925
The patent was granted on 03/26/1991 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: 07/12/1988. We update with every new RPI gazette, published weekly.
Applicants
G T D Grupo Técnico de Desenho S/C Ltda
SP, BR
Inventors
L. S. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
07/12/1988
RPI 925
#3.2
03/29/1988
RPI 910
#2.1
03/01/1988
RPI 906
#18.2
10/31/1995
RPI 1300
#15.11
04/09/1991
RPI 1062
#16.1
03/26/1991
RPI 1060
#13.1
11/20/1990
RPI 1042
#9.1
08/07/1990
RPI 1027
#6.1
03/06/1990
RPI 1008
From the same holder
Same category
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