Solicitação de exame técnico
#4.1
10/31/1989
RPI 993
Application data
Number
PI8707555Type
Filing
Publication
PCT
US1987002705 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: 10/31/1989. We update with every new RPI gazette, published weekly.
Applicants
S. C. (pessoa física)
US
Inventors
J. S. (pessoa física)
M. K. (pessoa física)
R. H. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
10/31/1989
RPI 993
#1.3
02/21/1989
RPI 957
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: A62C 1/08; A62C 37/06; A62C 35/08; A62C 35/50.
03/27/2018
RPI 2464
#21.1
Patente extinta em 22/10/2002
07/29/2008
RPI 1960
04/27/1993
RPI 1169
04/13/1993
RPI 1167
#16.1
11/24/1992
RPI 1147
#13.1
06/02/1992
RPI 1122
#9.1
01/14/1992
RPI 1102
From the same holder
Same category
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