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Official data from INPI

PLACA DE COBERTURA, TIRA DE VEDAÇÃO PARA UMA PLACA DE COBERTURA E PROCESSO PARA A PRODUÇÃO DE PLACA DE COBERTURA.

Em AnáliseInvention Patent

Application data

Number

PI8407095

Type

Invention Patent

Filing

09/28/1984

Publication

08/13/1985

Progress at the INPI

  1. Filing09/28/84
  2. Publication08/13/85
  3. Examination07/28/87
  4. Allowance05/30/89
  5. Grant01/09/90
  6. Terminated07/04/95

The patent was granted on 01/09/1990 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

Dansk Eternit-Fabrik A/S

DK

Inventors

V. L. (pessoa física)

DK

Technical data

IPC Classification

Priority claims

DK

4542/83 · 09/30/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

09/26/1989

RPI 988

Deferimento

#9.1

05/30/1989

RPI 971

Conhecimento de parecer técnico

#7.1

10/25/1988

RPI 940

Solicitação de exame técnico

#4.1

07/28/1987

RPI 875

Notificação de entrada na fase nacional - PCT

#1.3

08/13/1985

RPI 773

Anuidade - prazo legal encerrado

#18.2

07/04/1995

RPI 1283

Concessão da patente

#16.1

01/09/1990

RPI 1001

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