Official data from INPI

VARIADOR DE VELOCIDADE

Em AnáliseInvention Patent

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Application data

Number

PI8101280

Type

Invention Patent

Filing

03/05/1981

Publication

10/26/1982

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Progress at the INPI

Filing03/05/81
Publication10/26/82
Examination11/16/83
Allowance05/22/84
Grant12/26/84
Terminated06/21/88

The patent was granted on 12/26/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 06/21/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K. E. (pessoa física)

Inventors

K. E. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/21/1988

RPI 922

Concessão da patente

#16.1

12/26/1984

RPI 740

Notificação para pagamento de retribuição

#13.1

09/04/1984

RPI 724

Deferimento

#9.1

05/22/1984

RPI 709

Solicitação de exame técnico

#4.1

11/16/1983

RPI 682

Publicação do pedido de patente

#3.1

10/26/1982

RPI 627

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