Solicitação de exame técnico
#4.1
10/31/1989
RPI 993
Application data
Number
PI8801519Type
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: 10/31/1989. We update with every new RPI gazette, published weekly.
Applicants
S. K. (pessoa física)
JP
Inventors
H. N. (pessoa física)
JP
H. U. (pessoa física)
JP
K. O. (pessoa física)
JP
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
10/31/1989
RPI 993
#3.1
02/21/1989
RPI 957
#21.1
Patente extinta em 30/03/2003
09/02/2008
RPI 1965
#16.1
11/28/1995
RPI 1304
#13.1
10/03/1995
RPI 1296
#9.1
05/23/1995
RPI 1277
From the same holder
Same category
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