Notificação para pagamento de retribuição
#13.1
12/05/1989
RPI 998
Application data
Number
PI8406675Type
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
R. H. (pessoa física)
US
R. H. (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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#4.1
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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