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Official data from INPI

PROCESSO PARA A POLIMERIZAÇÃO DE UM MATERIAL CATIONICAMENTE OU RADICALMENTE POLIMERIZÁVEL

DeferidaInvention Patent

Application data

Number

PI8402336

Type

Invention Patent

Filing

05/17/1984

Publication

12/26/1984

Progress at the INPI

  1. Filing05/17/84
  2. Publication12/26/84
  3. Examination01/21/87
  4. Allowance07/11/89
  5. Grant03/20/90
  6. Terminated09/05/95

The patent was granted on 03/20/1990 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

Ciba-Geigy AG

CH

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Inventors

D. Z. (pessoa física)

CH

D. M. (pessoa física)

CH

F. S. (pessoa física)

CH

G. E. (pessoa física)

CH

Technical data

Priority claims

CH

2691/83 · 05/18/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

9.1.3

09/26/1989

RPI 988

Deferimento

#9.1

07/11/1989

RPI 977

Exigência - art. 36 da LPI

#6.1

08/30/1988

RPI 932

Solicitação de exame técnico

#4.1

01/21/1987

RPI 848

Publicação do pedido de patente

#3.1

12/26/1984

RPI 740

Pedido de patente depositado

#2.1

07/31/1984

RPI 719

Anuidade - prazo legal encerrado

#18.2

09/05/1995

RPI 1292

Concessão da patente

#16.1

03/20/1990

RPI 1010

Notificação para pagamento de retribuição

#13.1

01/23/1990

RPI 1003

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