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Official data from INPI

MECANISMO DE RETENCAO E SOLTURA DE DETENTOR

Em AnáliseInvention Patent

Application data

Number

PI8207023

Type

Invention Patent

Filing

12/04/1981

Publication

10/11/1983

Progress at the INPI

  1. Filing12/04/81
  2. Publication10/11/83
  3. Examination08/06/85
  4. Allowance07/08/86
  5. Grant03/17/87
  6. Terminated11/29/88

The patent was granted on 03/17/1987 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: 11/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CESSNA AIRCRAFT CO [US]

Inventors

C. N. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

11/29/1988

RPI 945

Republicação - classificação IPC

#15.11

06/09/1987

RPI 868

Concessão da patente

#16.1

03/17/1987

RPI 856

Notificação para pagamento de retribuição

#13.1

11/04/1986

RPI 837

Deferimento

#9.1

07/08/1986

RPI 820

Solicitação de exame técnico

#4.1

08/06/1985

RPI 772

Publicação do pedido de patente

#3.1

10/11/1983

RPI 677

Pedido de patente depositado

#2.1

01/25/1983

RPI 640

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