Pedido de patente depositado
#2.1
04/25/1989
RPI 966
Application data
Number
PI8806701Type
Filing
Publication
The letters patent expired on 09/02/2008: 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: 04/25/1989. We update with every new RPI gazette, published weekly.
Applicants
Construções Elétricas Eltec S/A
SP, BR
Inventors
R. H. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
04/25/1989
RPI 966
#21.1
Patente extinta em 19/12/2003
09/02/2008
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10/25/1994
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05/10/1994
RPI 1223
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01/18/1994
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03/12/1991
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07/31/1990
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