Concessão da patente
#16.1
09/06/1983
RPI 672
The letters patent expired on 06/21/1994: 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: 09/06/1983. We update with every new RPI gazette, published weekly.
Applicants
PIRELLI SA
Inventors
O. A. (pessoa física)
S. L. (pessoa física)
T. C. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/06/1983
RPI 672
#13.1
03/22/1983
RPI 648
#9.1
11/16/1982
RPI 630
#6.1
05/11/1982
RPI 603
#21.1
06/21/1994
RPI 1229
10/20/1992
RPI 1142
From the same holder
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