Pedido de patente depositado
#2.1
09/19/1989
RPI 987
Application data
Number
PI8903435Type
Filing
Publication
The letters patent expired on 12/22/2009: 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: 09/19/1989. We update with every new RPI gazette, published weekly.
Applicants
M. A. (pessoa física)
DE
Inventors
H. S. (pessoa física)
DE
H. K. (pessoa física)
DE
IPC Classification
Priority claims
DE
P 38 25 984.2 · 07/27/1988
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
09/19/1989
RPI 987
#21.1
Patente extinta em 13/07/2004
12/22/2009
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