Concessão da patente
#16.1
04/28/1987
RPI 862
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Official data from INPI
APERFEIÇOAMENTOS EM CONJUNTOS PORTA-ESCOVAS PARA MOTORES ELÉTRICOS, PARTICULARMENTE PARA MOTORES DE TRAÇÃO
ConcedidaInvention Patent
Application data
Number
PI8201498Type
Invention Patent
Filing
03/18/1982
Publication
02/01/1983
Progress at the INPI
- Filing03/18/82
- Publication02/01/83
- Examination04/09/85
- Allowance08/12/86
- Grant04/28/87
- Terminated10/16/90
The patent was granted on 04/28/1987 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: 04/28/1987. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Lucien Ferraz & Cie
FR
Inventors
L. C. (pessoa física)
FR
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Notificação para pagamento de retribuição
#13.1
12/02/1986
RPI 841
Deferimento
#9.1
08/12/1986
RPI 825
Exigência - art. 36 da LPI
#6.1
12/31/1985
RPI 793
Solicitação de exame técnico
#4.1
04/09/1985
RPI 755
Publicação do pedido de patente
#3.1
02/01/1983
RPI 641
Pedido de patente depositado
#2.1
05/04/1982
RPI 602
Anuidade - prazo legal encerrado
#18.2
10/16/1990
RPI 1037
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