Concessão da patente
#16.1
08/30/1983
RPI 671
The letters patent expired on 05/02/1995: 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: 08/30/1983. We update with every new RPI gazette, published weekly.
Applicants
Pirelli S/A Companhia Industrial Brasileira
SP, BR
Inventors
R. C. (pessoa física)
T. C. (pessoa física)
V. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/30/1983
RPI 671
#13.1
05/17/1983
RPI 656
#9.1
12/07/1982
RPI 633
07/13/1982
RPI 612
#21.1
05/02/1995
RPI 1274
12/29/1992
RPI 1152
From the same holder
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