Notificação para pagamento de retribuição
#13.1
12/05/1989
RPI 998
Application data
Number
PI8406672Type
Filing
Publication
The letters patent expired on 07/08/2008: 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: 12/05/1989. We update with every new RPI gazette, published weekly.
Applicants
Aluminum Company Of America
US
Inventors
C. R. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#13.1
12/05/1989
RPI 998
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08/08/1989
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04/22/1986
RPI 809
#3.1
10/22/1985
RPI 783
#2.1
03/12/1985
RPI 751
#21.1
Patente extinta em 21/12/99
07/08/2008
RPI 1957
#16.1
03/20/1990
RPI 1010
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