20.4
05/27/1986
RPI 814
Progress at the INPI
- Filing03/28/78
- Publication
- Examination
- Allowance01/05/82
- Grant09/08/82
- Terminated06/29/93
The patent was granted on 09/08/1982 and later terminated. Protection ended before the full term and the technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 05/27/1986. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
STANDARD ELECTRICA SA
Inventors
C. E. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Concessão da patente
#16.1
09/08/1982
RPI 620
Notificação para pagamento de retribuição
#13.1
05/04/1982
RPI 602
Deferimento
#9.1
01/05/1982
RPI 585
21.5
07/06/1993
RPI 1179
Carta-patente expirada
#21.1
06/29/1993
RPI 1178
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