Carta-patente expirada
#21.1
Patente extinta em 31/05/2011
06/04/2013
RPI 2213
Application data
Number
PI9102232Type
Filing
Publication
The letters patent expired on 06/04/2013: 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: 06/04/2013. We update with every new RPI gazette, published weekly.
Applicants
I. S. (pessoa física)
FR
Inventors
A. M. (pessoa física)
FR
H. F. (pessoa física)
DE
S. T. (pessoa física)
FR
W. H. (pessoa física)
DE
IPC Classification
Priority claims
FR
90 06841 · 06/01/1990
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 31/05/2011
06/04/2013
RPI 2213
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11/24/1998
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Ref. RPI 1419, de 03/03/98 por omitir a seguinte alteração: Int.Cl. 5 C03C 13/06, para Int.Cl.6 C03C 13/06, C03C 3/087 e C03C 3/097.
04/14/1998
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03/29/1994
RPI 1217
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01/07/1992
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