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Official data from INPI

MECANISMO DE RETENÇÃO DE FLUXO E ACOPLADOR FÊMEA INCLUINDO O MESMO

ConcedidaInvention Patent

Application data

Number

PI8401980

Type

Invention Patent

Filing

04/27/1984

Publication

12/11/1984

Progress at the INPI

  1. Filing04/27/84
  2. Publication12/11/84
  3. Examination01/21/87
  4. Allowance06/21/88
  5. Grant01/10/89
  6. Terminated06/06/95

The patent was granted on 01/10/1989 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: 01/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Deere & Company

US

See this company's full portfolio

Inventors

U. K. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

491.519 · 05/04/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

01/10/1989

RPI 951

Notificação para pagamento de retribuição

#13.1

10/25/1988

RPI 940

Deferimento

#9.1

06/21/1988

RPI 922

Republicação - classificação IPC

#15.11

02/09/1988

RPI 903

Exigência - art. 36 da LPI

#6.1

12/15/1987

RPI 895

Solicitação de exame técnico

#4.1

01/21/1987

RPI 848

Publicação do pedido de patente

#3.1

12/11/1984

RPI 738

Pedido de patente depositado

#2.1

07/03/1984

RPI 715

Anuidade - prazo legal encerrado

#18.2

06/06/1995

RPI 1279

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