Publicação do pedido de patente
#3.1
10/11/1988
RPI 938
Application data
Number
PI8800939Type
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: 10/11/1988. We update with every new RPI gazette, published weekly.
Applicants
Prad Research and Development N.V.
NL
Inventors
D. V. (pessoa física)
FR
J. T. (pessoa física)
FR
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
10/11/1988
RPI 938
#2.1
06/28/1988
RPI 923
#21.1
Patente extinta em 04/03/2003
09/02/2008
RPI 1965
#16.1
07/26/1994
RPI 1234
#9.1
03/01/1994
RPI 1213
03/16/1993
RPI 1163
#4.1
12/11/1990
RPI 1045
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