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Official data from INPI

DISPERSÕES AQUOSAS ESTÁVEIS FORMADORA DE FILME.

ConcedidaInvention Patent

Application data

Number

PI8207996

Type

Invention Patent

Filing

06/11/1982

Publication

10/18/1983

Progress at the INPI

  1. Filing06/11/82
  2. Publication10/18/83
  3. Examination02/12/85
  4. Allowance12/16/86
  5. Grant07/28/87
  6. Terminated07/18/95

The patent was granted on 07/28/1987 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: 07/28/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Dulux Australia Ltd

AU

ICI Australia Operations Proprietary Limited

AU

Inventors

G. D. (pessoa física)

P. [. (pessoa física)

S. [. (pessoa física)

V. [. (pessoa física)

Technical data

Priority claims

AU

PE.2074 · 12/23/1981

AU

PE. 9496 · 06/29/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/28/1987

RPI 875

Notificação para pagamento de retribuição

#13.1

05/05/1987

RPI 863

Deferimento

#9.1

12/16/1986

RPI 843

Exigência - art. 36 da LPI

#6.1

11/05/1985

RPI 785

Solicitação de exame técnico

#4.1

02/12/1985

RPI 747

Notificação de entrada na fase nacional - PCT

#1.3

10/18/1983

RPI 678

Anuidade - prazo legal encerrado

#18.2

07/18/1995

RPI 1285

Pedido de licença compulsória

#20.1

11/03/1992

RPI 1144

20.4

10/27/1992

RPI 1143

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