Pedido de certificado de adição de invenção
#5.1
04/12/1988
RPI 912
The application was refused on 04/23/1991 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 04/12/1988. We update with every new RPI gazette, published weekly.
Applicants
TAMA ELETRONICA LTDA [BR]
Inventors
W. P. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#5.1
04/12/1988
RPI 912
#4.1
12/01/1987
RPI 893
#3.2
10/13/1987
RPI 886
#2.1
07/07/1987
RPI 872
04/23/1991
RPI 1064
#12.2
11/13/1990
RPI 1041
#9.2
08/07/1990
RPI 1027
Same category
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