Official data from INPI

APARELHO DE ENGRENAGEM FLUIDA DE CISALHAMENTO.

ConcedidaInvention Patent

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Application data

Number

PI8305282

Type

Invention Patent

Filing

09/26/1983

Publication

05/02/1984

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Progress at the INPI

Filing09/26/83
Publication05/02/84
Examination11/12/85
Allowance09/30/86
Grant06/30/87
Terminated05/02/95

The patent was granted on 06/30/1987 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: 06/30/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Household Manufacturing, Inc.

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Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Priority claims

430.939 · 09/30/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/30/1987

RPI 871

Deferimento

#9.1

09/30/1986

RPI 832

Solicitação de exame técnico

#4.1

11/12/1985

RPI 786

Publicação do pedido de patente

#3.1

05/02/1984

RPI 706

Pedido de patente depositado

#2.1

11/29/1983

RPI 684

Anuidade - prazo legal encerrado

#18.2

05/02/1995

RPI 1274

From the same holder

TURBOALIMENTADOR.TURBO-ALIMENTADOR APARELHO CENTRÍFUGO COMPRESSOR.ACOPLAMENTO ISOLADOR CONTRA VIBRRAÇÕES TORCIONAIS.APARELHO DE ACOPLAMENTO FLUIDO DE CISALHAMENTO.APERFEIÇOAMENTO EM TURBO-ALIMENTADOR PARA MOTORES DE COMBUSTÃO INTERNA.

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