Pedido de licença compulsória
#20.1
10/31/1989
RPI 993
Application data
Number
PI8108467Type
Filing
Publication
The letters patent expired on 08/19/2008: 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
PIRELLI [IT]
Inventors
B. G. (pessoa física)
IPC Classification
No IPC classification.
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
10/31/1989
RPI 993
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11/27/1984
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RPI 631
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06/22/1982
RPI 609
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02/24/1982
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Patente extinta em 23/12/96
08/19/2008
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