Anuidade - prazo legal encerrado
#18.2
06/14/1988
RPI 921
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Official data from INPI
REGULADOR DE VOLTAGEM COM FASE DE SAIDA ELETRICAMENTE ISOLADA
Em AnáliseInvention Patent
Progress at the INPI
- Filing02/27/78
- Publication
- Examination
- Allowance04/13/82
- Grant11/30/82
- Terminated06/14/88
The patent was granted on 11/30/1982 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 06/14/1988. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
S. P. (pessoa física)
Inventors
S. R. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
22.9
01/25/1983
RPI 640
Concessão da patente
#16.1
11/30/1982
RPI 632
Notificação para pagamento de retribuição
#13.1
08/03/1982
RPI 615
15.0
05/18/1982
RPI 604
Deferimento
#9.1
04/13/1982
RPI 599
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