Carta-patente expirada
#21.1
09/27/1988
RPI 936
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Official data from INPI
CAIXA DE LIGACAO PARA PERFILADOS E OUTROS USOS
Arquivada/ExtintaUtility Model
Progress at the INPI
- Filing08/30/78
- Publication
- Examination
- Allowance01/05/82
- Grant05/31/83
- Expired09/27/88
The letters patent expired on 09/27/1988: 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: 09/27/1988. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
STEINER E
Inventors
S. E. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Cessão de direito de exploração
#22.1
10/06/1987
RPI 885
Pedido de licença compulsória
#20.1
12/06/1983
RPI 685
Concessão da patente
#16.1
05/31/1983
RPI 658
110
01/11/1983
RPI 638
Recurso
#12.1
06/01/1982
RPI 606
Deferimento
#9.1
01/05/1982
RPI 585
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