Publicação do pedido de patente
#3.1
11/21/1989
RPI 996
Application data
Number
PI8901559Type
Filing
Publication
The letters patent expired on 12/15/2009: 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: 11/21/1989. We update with every new RPI gazette, published weekly.
Applicants
B. C. (pessoa física)
US
Inventors
R. G. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
11/21/1989
RPI 996
#2.1
05/16/1989
RPI 969
#21.1
Patente extinta em 03/04/2004
12/15/2009
RPI 2032
#16.1
09/28/1993
RPI 1191
#13.1
06/29/1993
RPI 1178
#9.1
03/09/1993
RPI 1162
#6.1
05/12/1992
RPI 1119
#4.1
10/09/1990
RPI 1036
From the same holder
Same category
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