Official data from INPI

CONJUNTO DE COBERTURA PARA UM APARELHO DE ACOPLAMENTO FLUIDO DE CISALHAMENTO.

ConcedidaInvention Patent

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Application data

Number

PI8305283

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
Examination07/22/86
Allowance06/23/87
Grant12/29/87
Terminated05/02/95

The patent was granted on 12/29/1987 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: 12/29/1987. 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

430.931 · 09/30/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/29/1987

RPI 897

Notificação para pagamento de retribuição

#13.1

10/20/1987

RPI 887

Deferimento

#9.1

06/23/1987

RPI 870

Solicitação de exame técnico

#4.1

07/22/1986

RPI 822

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

VASO SANITÁRIO E PROCESSO DE GERAR DESCARGA VORTICOSA TURBINA DE ENTRADA DE FLUXO RADIAL, ADAPTADA PARA SER EMPREGADA COM UM COMPRESSOR E UM TURBO-ALIMENTADOR E PROCESSO DE OPERAÇÃO DESTA.

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