Publicação do pedido de patente
#3.1
08/29/1989
RPI 984
Application data
Number
PI8806681Type
Filing
Publication
The letters patent expired on 09/02/2008: 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: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants
W. H. (pessoa física)
DE
Inventors
J. T. (pessoa física)
W. A. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
08/29/1989
RPI 984
#2.1
04/25/1989
RPI 966
#21.1
Patente extinta em 16/12/2003
09/02/2008
RPI 1965
#16.1
05/25/1993
RPI 1173
#13.1
03/23/1993
RPI 1164
#15.11
12/08/1992
RPI 1149
#9.1
11/03/1992
RPI 1144
#4.1
08/21/1990
RPI 1029
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Same category
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