Pedido de patente depositado
#2.1
11/07/1989
RPI 994
Application data
Number
PI8904182Type
Filing
Publication
The letters patent expired on 12/26/2012: 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: 11/07/1989. We update with every new RPI gazette, published weekly.
Applicants
L. A. (pessoa física)
AT
Inventors
B. W. (pessoa física)
AT
D. E. (pessoa física)
AT
H. F. (pessoa física)
AT
R. J. (pessoa física)
AT
S. Z. (pessoa física)
AT
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
11/07/1989
RPI 994
#21.1
Patente extinta em 15/08/2009
12/26/2012
RPI 2190
#16.1
11/24/1998
RPI 1455
#9.1
03/24/1998
RPI 1422
#6.1
11/19/1996
RPI 1355
#6.1
08/01/1995
RPI 1287
#4.1
05/26/1992
RPI 1121
#3.1
04/10/1990
RPI 1013
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