Publicação do pedido de patente
#3.1
10/17/1989
RPI 991
Application data
Number
PI8900762Type
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: 10/17/1989. We update with every new RPI gazette, published weekly.
Applicants
Solvay & Cie
BE
Inventors
L. D. (pessoa física)
BE
L. D. (pessoa física)
BE
Y. K. (pessoa física)
BE
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
10/17/1989
RPI 991
#2.1
04/11/1989
RPI 964
#21.1
Patente extinta em 21/02/2004
12/15/2009
RPI 2032
#16.1
12/31/1996
RPI 1361
#9.1
03/19/1996
RPI 1320
#6.1
01/31/1995
RPI 1261
#6.1
07/19/1994
RPI 1233
#4.1
11/19/1991
RPI 1094
From the same holder
Same category
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