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Official data from INPI

BROCA ESPIRAL DE METAL INTEGRALMENTE TEMPERADO, COM CANAIS DE REFRIGERAÇÃO INTERNOS

Em AnáliseInvention Patent

Application data

Number

PI8701646

Type

Invention Patent

Filing

04/08/1987

Publication

01/05/1988

Progress at the INPI

  1. Filing04/08/87
  2. Publication01/05/88
  3. Examination10/24/89
  4. Allowance02/19/91
  5. Grant09/24/91
  6. Terminated10/17/95

The patent was granted on 09/24/1991 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: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. G. (pessoa física)

DE

Inventors

J. R. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 36 11 998.9 · 04/09/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/24/1989

RPI 992

Publicação do pedido de patente

#3.1

01/05/1988

RPI 898

Pedido de patente depositado

#2.1

07/14/1987

RPI 873

Anuidade - prazo legal encerrado

#18.2

10/17/1995

RPI 1298

Concessão da patente

#16.1

09/24/1991

RPI 1086

Notificação para pagamento de retribuição

#13.1

06/04/1991

RPI 1070

Deferimento

#9.1

02/19/1991

RPI 1055

Exigência - art. 36 da LPI

#6.1

10/16/1990

RPI 1037

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