Pedido de certificado de adição de invenção
#5.1
05/12/1987
RPI 864
Application data
Number
PI8402047Type
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: 05/12/1987. We update with every new RPI gazette, published weekly.
Applicants
T. C. (pessoa física)
US
Inventors
J. T. (pessoa física)
US
R. S. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#5.1
05/12/1987
RPI 864
#4.1
01/13/1987
RPI 847
#3.1
12/11/1984
RPI 738
#2.1
07/10/1984
RPI 716
#21.1
Patente extinta em 27/04/99
07/08/2008
RPI 1957
#16.1
10/27/1992
RPI 1143
#13.1
07/07/1992
RPI 1127
#9.1
02/18/1992
RPI 1107
#6.1
07/23/1991
RPI 1077
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Same category
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