Exigência - art. 36 da LPI
#6.1
10/17/1989
RPI 991
Application data
Number
PI8206003Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 10/17/1989. We update with every new RPI gazette, published weekly.
Applicants
D. K. (pessoa física)
JP
T. K. (pessoa física)
JP
Inventors
S. M. (pessoa física)
JP
S. N. (pessoa física)
JP
T. A. (pessoa física)
JP
Y. H. (pessoa física)
JP
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
10/17/1989
RPI 991
#4.1
07/08/1986
RPI 820
#3.1
05/22/1984
RPI 709
#2.1
12/07/1982
RPI 633
#21.1
Patente extinta em 14/10/97
07/01/2008
RPI 1956
#16.1
03/26/1991
RPI 1060
#13.1
12/26/1990
RPI 1047
#9.1
09/11/1990
RPI 1032
Same category
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