Publicação do pedido de patente
#3.1
12/08/1987
RPI 894
Application data
Number
PI8700311Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 12/08/1987. We update with every new RPI gazette, published weekly.
Applicants
Maf Industries, Inc
US
Inventors
G. M. (pessoa física)
US
I. B. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
12/08/1987
RPI 894
#2.1
05/26/1987
RPI 866
#21.1
Patente extinta em 23/01/2002
07/29/2008
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12/13/1994
RPI 1254
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08/16/1994
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10/19/1993
RPI 1194
01/29/1991
RPI 1052
#4.1
08/07/1990
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