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Official data from INPI

PROCESSO PARA A PRODUÇÃO DE PEÇAS COM SUPERFÍCIE LISA A PARTIR DE UM MATERIAL DURO TIPO GEMA

Em AnáliseInvention Patent

Application data

Number

PI8606986

Type

Invention Patent

Filing

11/04/1986

Publication

12/22/1987

Progress at the INPI

  1. Filing11/04/86
  2. Publication12/22/87
  3. Examination10/17/89
  4. Allowance05/21/91
  5. Grant11/26/91
  6. Terminated10/03/95

The patent was granted on 11/26/1991 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: 10/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

V. M. (pessoa física)

CH

Inventors

V. M. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

4 910/85-0 · 11/18/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/17/1989

RPI 991

Notificação de entrada na fase nacional - PCT

#1.3

12/22/1987

RPI 896

Anuidade - prazo legal encerrado

#18.2

10/03/1995

RPI 1296

Concessão da patente

#16.1

11/26/1991

RPI 1095

Notificação para pagamento de retribuição

#13.1

09/03/1991

RPI 1083

Deferimento

#9.1

05/21/1991

RPI 1068

Exigência - art. 36 da LPI

#6.1

12/04/1990

RPI 1044

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