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Official data from INPI

VEDAÇÃO DE FÁCIL ABERTURA EM RECEPTÁCULO DE PELÍCULA TERMOPLÁSTICA E PROCESSO PARA SUA FABRICAÇÃO; EMBALAGEM COM VEDAÇÃO DE FÁCIL ABERTURA

Em AnáliseInvention Patent

Application data

Number

PI8203760

Type

Invention Patent

Filing

06/28/1982

Publication

06/21/1983

Progress at the INPI

  1. Filing06/28/82
  2. Publication06/21/83
  3. Examination09/25/84
  4. Allowance09/17/85
  5. Grant05/27/86
  6. Terminated05/24/88

The patent was granted on 05/27/1986 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: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W R Grace & Co

US

See this company's full portfolio

Inventors

M. J. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

295.157 · 08/21/1981

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

05/27/1986

RPI 814

Notificação para pagamento de retribuição

#13.1

01/21/1986

RPI 796

Deferimento

#9.1

09/17/1985

RPI 778

Exigência - art. 36 da LPI

#6.1

03/19/1985

RPI 752

Solicitação de exame técnico

#4.1

09/25/1984

RPI 727

Publicação do pedido de patente

#3.1

06/21/1983

RPI 661

Pedido de patente depositado

#2.1

08/10/1982

RPI 616

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