Publicação do pedido de patente
#3.1
11/07/1989
RPI 994
Application data
Number
PI8901230Type
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: 11/07/1989. We update with every new RPI gazette, published weekly.
Applicants
S. A. (pessoa física)
DE
S. A. (pessoa física)
DE
Inventors
D. P. (pessoa física)
DE
D. N. (pessoa física)
DE
H. T. (pessoa física)
DE
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
11/07/1989
RPI 994
#2.1
05/09/1989
RPI 968
#21.1
Patente extinta em 17/03/2004
12/15/2009
RPI 2032
#16.1
07/25/1995
RPI 1286
#13.1
04/11/1995
RPI 1271
#9.1
12/06/1994
RPI 1253
#4.1
07/30/1991
RPI 1078
From the same holder
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