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Official data from INPI

Processo e aparelho de embalagem.

Em AnáliseInvention Patent

Application data

Number

PI8103874

Type

Invention Patent

Filing

06/19/1981

Publication

03/09/1982

Progress at the INPI

  1. Filing06/19/81
  2. Publication03/09/82
  3. Examination05/02/84
  4. Allowance04/08/86
  5. Grant09/30/86
  6. Terminated05/24/88

The patent was granted on 09/30/1986 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W.R. Grace & Co.

US

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Inventors

H. G. (pessoa física)

Technical data

IPC Classification

Priority claims

US

8020752 · 06/25/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Concessão da patente

#16.1

09/30/1986

RPI 832

Notificação para pagamento de retribuição

#13.1

08/12/1986

RPI 825

Deferimento

#9.1

04/08/1986

RPI 807

Republicação - classificação IPC

#15.11

10/15/1985

RPI 782

Exigência - art. 36 da LPI

#6.1

10/01/1985

RPI 780

Exigência - art. 36 da LPI

#6.1

01/02/1985

RPI 741

Solicitação de exame técnico

#4.1

05/02/1984

RPI 706

Publicação do pedido de patente

#3.1

03/09/1982

RPI 594

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