Publicação do pedido de patente
#3.1
12/22/1987
RPI 896
Application data
Number
PI8700906Type
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: 12/22/1987. We update with every new RPI gazette, published weekly.
Applicants
N. A. (pessoa física)
NO
Inventors
E. C. (pessoa física)
DK
IPC Classification
Priority claims
US
833,711 · 02/27/1986
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
12/22/1987
RPI 896
#2.1
06/16/1987
RPI 869
#21.1
Patente extinta em 25/02/2002
07/29/2008
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#16.1
11/29/1994
RPI 1252
#13.1
10/18/1994
RPI 1246
#9.1
06/14/1994
RPI 1228
#7.1
11/03/1993
RPI 1196
#4.1
08/21/1990
RPI 1029
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