Publicação do pedido de patente
#3.1
10/10/1989
RPI 990
Application data
Number
PI8900662Type
Filing
Publication
The letters patent expired on 12/18/2012: 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: 10/10/1989. We update with every new RPI gazette, published weekly.
Applicants
Didier-Werke Ag
DE
Inventors
R. B. (pessoa física)
DE
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
10/10/1989
RPI 990
#2.1
03/28/1989
RPI 962
#21.1
Patente extinta em 15/02/2009
12/18/2012
RPI 2189
#16.1
08/25/1998
RPI 1444
#9.1
01/13/1998
RPI 1412
#6.1
02/21/1996
RPI 1316
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04/16/1991
RPI 1063
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