Pedido de licença compulsória
#20.1
05/26/1987
RPI 866
The letters patent expired on 12/07/1993: 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: 05/26/1987. We update with every new RPI gazette, published weekly.
Applicants
Wimaq Comércio e Representações Ltda
Inventors
W. G. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
05/26/1987
RPI 866
#16.1
10/29/1985
RPI 784
#13.1
07/30/1985
RPI 771
#9.1
04/09/1985
RPI 755
#6.1
10/09/1984
RPI 729
#5.1
03/16/1982
RPI 595
#21.1
12/07/1993
RPI 1201
Same category
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