201
05/12/1987
RPI 864
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Official data from INPI
DISPOSICAO CONSTRUTIVA DE TAMPAO DE CELULAS DE BATERIAS COM CANALIZACAO PARA ELIMINACAO DOS GASES AI PRODUZIOS
Em AnáliseUtility Model
Progress at the INPI
- Filing12/06/82
- Publication
- Examination09/06/83
- Allowance02/26/85
- Grant10/01/85
- Expired11/15/94
The letters patent expired on 11/15/1994: 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: 05/12/1987. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
SATURNIA BATERIAS LTDA [BR]
Inventors
S. J. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Pedido de licença voluntária
#17.1
12/02/1986
RPI 841
Pedido de licença voluntária
#17.1
11/11/1986
RPI 838
Concessão da patente
#16.1
10/01/1985
RPI 780
Notificação para pagamento de retribuição
#13.1
06/25/1985
RPI 766
Deferimento
#9.1
02/26/1985
RPI 749
Solicitação de exame técnico
#4.1
09/06/1983
RPI 672
Pedido de patente depositado
#2.1
02/01/1983
RPI 641
Carta-patente expirada
#21.1
11/15/1994
RPI 1250
20.4
02/06/1990
RPI 1005
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