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Official data from INPI

PROCESSO PARA FABRICACAO DE UM PRODUTO COMPOSITO DE CIMENTO REFORCADO COM FIBRA DE VIDRO E ISENTO DE ASBESTO, E PRODUTO COMPOSITO

Em AnáliseInvention Patent

Application data

Number

PI8101565

Type

Invention Patent

Filing

03/18/1980

Publication

-

Progress at the INPI

  1. Filing03/18/80
  2. Publication
  3. Examination07/05/83
  4. Allowance05/28/85
  5. Grant11/26/85
  6. Terminated05/24/88

The patent was granted on 11/26/1985 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: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TEGRAL TECHNOLOGY LTD

Inventors

B. W. (pessoa física)

T. K. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

201

07/14/1987

RPI 873

Pedido de licença voluntária

#17.1

01/13/1987

RPI 847

Concessão da patente

#16.1

11/26/1985

RPI 788

Notificação para pagamento de retribuição

#13.1

09/17/1985

RPI 778

Republicação - classificação IPC

#15.11

08/06/1985

RPI 772

Deferimento

#9.1

05/28/1985

RPI 762

Exigência - art. 36 da LPI

#6.1

12/26/1984

RPI 740

Solicitação de exame técnico

#4.1

07/05/1983

RPI 663

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