Deferimento
#9.1
10/31/1989
RPI 993
Application data
Number
PI8504067Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 10/31/1989. We update with every new RPI gazette, published weekly.
Applicants
M. Dedini S/A Metalúrgica
SP, BR
Inventors
P. A. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#9.1
10/31/1989
RPI 993
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#2.1
10/29/1985
RPI 784
#21.1
Patente extinta em 26/08/2000
07/15/2008
RPI 1958
#16.1
05/29/1990
RPI 1020
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03/06/1990
RPI 1008
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