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Official data from INPI

MECANISMO DE TRANSMISSAO DIRETA SEM ENGRENAGENS PARA UM MEDIDOR DE FLUIDO DO TIPO COMPORTA INTERNA COM ALHETAS ROTATIVAS

ConcedidaInvention Patent

Application data

Number

PI8402141

Type

Invention Patent

Filing

05/05/1983

Publication

12/11/1984

Progress at the INPI

  1. Filing05/05/83
  2. Publication12/11/84
  3. Examination03/26/85
  4. Allowance08/23/88
  5. Grant07/25/89
  6. Terminated06/13/95

The patent was granted on 07/25/1989 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: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SINGER BRASIL [BR]

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Inventors

H. A. (pessoa física)

S. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/25/1989

RPI 979

Notificação para pagamento de retribuição

#13.1

12/13/1988

RPI 947

Deferimento

#9.1

08/23/1988

RPI 931

14.1

03/15/1988

RPI 908

14.4

08/05/1986

RPI 824

14.1

07/29/1986

RPI 823

14.7

07/29/1986

RPI 823

Solicitação de exame técnico

#4.1

03/26/1985

RPI 753

Publicação do pedido de patente

#3.1

12/11/1984

RPI 738

Pedido de patente depositado

#2.1

07/17/1984

RPI 717

Anuidade - prazo legal encerrado

#18.2

06/13/1995

RPI 1280

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