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Official data from INPI

ACLOPAMENTO FÊMEA COM UM MECANISMO DE PREVENÇÃO DE RETENÇÃO DE FLUXO E RESPECTIVO MECANISMO DE PREVENÇÃO DE RETENÇÃO DE FLUXO

Em AnáliseInvention Patent

Application data

Number

PI8306009

Type

Invention Patent

Filing

10/31/1983

Publication

06/05/1984

Progress at the INPI

  1. Filing10/31/83
  2. Publication06/05/84
  3. Examination08/12/86
  4. Allowance08/11/87
  5. Grant03/29/88
  6. Terminated10/10/89

The patent was granted on 03/29/1988 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Deere & Company

US

See this company's full portfolio

Inventors

K. H. (pessoa física)

M. A. (pessoa física)

Technical data

Priority claims

US

438.120 · 11/01/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/10/1989

RPI 990

Concessão da patente

#16.1

03/29/1988

RPI 910

Notificação para pagamento de retribuição

#13.1

12/01/1987

RPI 893

Deferimento

#9.1

08/11/1987

RPI 877

Republicação - classificação IPC

#15.11

06/30/1987

RPI 871

Solicitação de exame técnico

#4.1

08/12/1986

RPI 825

Publicação do pedido de patente

#3.1

06/05/1984

RPI 711

Pedido de patente depositado

#2.1

01/17/1984

RPI 691

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