Publicação do pedido de patente
#3.1
10/17/1989
RPI 991
Application data
Number
PI8900818Type
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
Sulzer-Escher Wyss Ag
CH
Sulzer-Escher Wyss AG
CH
Inventors
B. H. (pessoa física)
CH
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 23/02/2004
12/15/2009
RPI 2032
#16.1
04/26/1994
RPI 1221
#13.1
10/13/1993
RPI 1193
#9.1
06/01/1993
RPI 1174
#4.1
06/04/1991
RPI 1070
From the same holder
Same category
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