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Official data from INPI

CHAPELETA DE RETENÇÃO.

ConcedidaInvention Patent

Application data

Number

PI8501955

Type

Invention Patent

Filing

04/25/1985

Publication

12/24/1985

Progress at the INPI

  1. Filing04/25/85
  2. Publication12/24/85
  3. Examination08/11/87
  4. Allowance01/17/89
  5. Grant09/26/89
  6. Terminated05/21/96

The patent was granted on 09/26/1989 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. A. (pessoa física)

DE

Inventors

J. T. (pessoa física)

L. W. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 34 17 770.1 · 05/12/1984

DE

P 35 04 827.1 · 02/13/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

05/30/1989

RPI 971

Deferimento

#9.1

01/17/1989

RPI 952

Exigência - art. 36 da LPI

#6.1

06/21/1988

RPI 922

Solicitação de exame técnico

#4.1

08/11/1987

RPI 877

Publicação do pedido de patente

#3.1

12/24/1985

RPI 792

Pedido de patente depositado

#2.1

07/02/1985

RPI 767

Anuidade - prazo legal encerrado

#18.2

05/21/1996

RPI 1329

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