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Official data from INPI

Composições polifásicas à base de poliamidas.

ConcedidaInvention Patent

Application data

Number

PI8008040

Type

Invention Patent

Filing

12/09/1980

Publication

-

Progress at the INPI

  1. Filing12/09/80
  2. Publication
  3. Examination08/09/83
  4. Allowance07/12/88
  5. Grant02/28/89
  6. Terminated02/04/92

The patent was granted on 02/28/1989 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: 02/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rhone-Poulenc Industries

FR

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Inventors

C. J. (pessoa física)

G. J. (pessoa física)

Technical data

IPC Classification

Priority claims

FR

79 30649 · 12/10/1979

FR

80 05271 · 03/05/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/28/1989

RPI 958

Notificação para pagamento de retribuição

#13.1

11/16/1988

RPI 943

Deferimento

#9.1

07/12/1988

RPI 925

Exigência - art. 36 da LPI

#6.1

08/18/1987

RPI 878

Solicitação de exame técnico

#4.1

08/09/1983

RPI 668

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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