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Official data from INPI

PELÍCULA CONTRÁTIL PASTEURIZÁVEL OU PARA COZIMENTO NA EMBALAGEM

ConcedidaInvention Patent

Application data

Number

PI8305898

Type

Invention Patent

Filing

10/25/1983

Publication

09/18/1984

Progress at the INPI

  1. Filing10/25/83
  2. Publication09/18/84
  3. Examination08/12/86
  4. Allowance05/09/89
  5. Grant11/28/89
  6. Terminated10/02/90

The patent was granted on 11/28/1989 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: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. R. Grace & Co.

US

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Inventors

H. S. (pessoa física)

US

J. W. (pessoa física)

US

N. B. (pessoa física)

US

T. O. (pessoa física)

US

Technical data

Priority claims

US

461.638 · 01/31/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/28/1989

RPI 997

Notificação para pagamento de retribuição

#13.1

09/05/1989

RPI 985

Deferimento

#9.1

05/09/1989

RPI 968

Exigência - art. 36 da LPI

#6.1

10/18/1988

RPI 939

Solicitação de exame técnico

#4.1

08/12/1986

RPI 825

Publicação do pedido de patente

#3.1

09/18/1984

RPI 726

Pedido de patente depositado

#2.1

01/03/1984

RPI 689

Anuidade - prazo legal encerrado

#18.2

10/02/1990

RPI 1035

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