Carta-patente expirada
#21.1
Patente extinta em 22/11/2004
12/29/2009
RPI 2034
Application data
Number
PI8905860Type
Filing
Publication
The letters patent expired on 12/29/2009: 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: 12/29/2009. We update with every new RPI gazette, published weekly.
Applicants
Krupp Polysius Ag
DE
Polysius AG.
DE
Inventors
B. Z. (pessoa física)
DE
D. H. (pessoa física)
DE
H. G. (pessoa física)
DE
L. L. (pessoa física)
DE
IPC Classification
Priority claims
DE
P 3839419.7 · 11/22/1988
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 22/11/2004
12/29/2009
RPI 2034
#25.4
Alterado de: Krupp Polysius AG.
07/15/2003
RPI 1697
#16.1
06/29/1993
RPI 1178
#13.1
02/02/1993
RPI 1157
#9.1
09/15/1992
RPI 1137
#4.1
10/08/1991
RPI 1088
#3.1
06/12/1990
RPI 1022
#2.1
03/20/1990
RPI 1010
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