Concessão da patente
#16.1
06/28/1988
RPI 923
Application data
Number
PI8402301Type
Filing
Publication
The letters patent expired on 08/19/2008: 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: 06/28/1988. We update with every new RPI gazette, published weekly.
Applicants
KRUPP POLYSIUS AG [DE]
Inventors
A. K. (pessoa física)
G. H. (pessoa física)
H. H. (pessoa física)
L. H. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/28/1988
RPI 923
#13.1
03/01/1988
RPI 906
#9.1
11/10/1987
RPI 890
#4.1
06/17/1986
RPI 817
#3.1
12/26/1984
RPI 740
#2.1
07/24/1984
RPI 718
#21.1
Patente extinta em 15/05/99
08/19/2008
RPI 1963
From the same holder
Same category
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