Concessão da patente
#16.1
03/29/1988
RPI 910
Application data
Number
PI8305930Type
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: 03/29/1988. We update with every new RPI gazette, published weekly.
Applicants
KOERTING HANNOVER AG [DE]
Inventors
E. [. (pessoa física)
H. [. (pessoa física)
S. [. (pessoa física)
S. (pessoa física)
W. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/29/1988
RPI 910
#13.1
12/01/1987
RPI 893
#9.1
08/11/1987
RPI 877
#6.1
10/07/1986
RPI 833
#4.1
10/29/1985
RPI 784
#1.3
01/10/1984
RPI 690
#21.1
Patente extinta em 15/02/98
08/19/2008
RPI 1963
Same category
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