Solicitação de exame técnico
#4.1
12/27/1988
RPI 949
Application data
Number
PI8801195Type
Filing
Publication
The letters patent expired on 12/11/2012: 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: 12/27/1988. We update with every new RPI gazette, published weekly.
Applicants
S. K. (pessoa física)
JP
Inventors
T. A. (pessoa física)
JP
IPC Classification
Priority claims
JP
61897/1987 · 03/16/1987
JP
84305/1987 · 05/30/1987
Publications in the Brazilian Industrial Property Gazette (RPI).
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12/27/1988
RPI 949
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10/25/1988
RPI 940
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05/17/1988
RPI 917
#21.1
Patente extinta em 23/02/2009
12/11/2012
RPI 2188
#16.1
02/23/1999
RPI 1468
#9.1
08/25/1998
RPI 1444
#15.11
Alterada a classificação de: G06F 15/66 para H04N 5/93
08/18/1998
RPI 1443
Alterada a Classificação de: G06F 15/66 para H04N 5/93Referente a RPI 1425 de 14/04/98Item: Despacho código 15.11
08/18/1998
RPI 1443
#15.11
Alterada a Classificação para Int.Cl.6 H04N 5/93
04/14/1998
RPI 1425
#6.1
01/13/1998
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