Publicação do pedido de patente
#3.1
08/09/1988
RPI 929
Application data
Number
PI8700472Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 08/09/1988. We update with every new RPI gazette, published weekly.
Applicants
Heliodinâmica S/A, empresa brasileira, industrial e comercial
SP, BR
Inventors
R. M. (pessoa física)
BR
V. M. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
08/09/1988
RPI 929
#2.1
06/02/1987
RPI 867
#21.1
Patente extinta em 03/02/2002
07/29/2008
RPI 1960
#16.1
10/25/1994
RPI 1247
#13.1
04/26/1994
RPI 1221
#9.1
12/07/1993
RPI 1201
#4.1
10/16/1990
RPI 1037
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