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Official data from INPI

PROCESSO DE EXTRUSAO DIRETA PARA PREPARAR UM SUBSTRATO REVESTIDO E PARITCULARMENTE PARA PREPARAR PELICULAS E FITAS ADESIVAS SENSIVEIS A PRESSAO

ConcedidaInvention Patent

Application data

Number

PI8107578

Type

Invention Patent

Filing

11/21/1980

Publication

08/17/1982

Progress at the INPI

  1. Filing11/21/80
  2. Publication08/17/82
  3. Examination10/30/84
  4. Allowance12/17/85
  5. Grant06/24/86
  6. Terminated02/04/92

The patent was granted on 06/24/1986 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: 06/24/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

JOHNSON & JOHNSON

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Inventors

K. R. (pessoa física)

P. F. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/24/1986

RPI 818

Notificação para pagamento de retribuição

#13.1

04/22/1986

RPI 809

Deferimento

#9.1

12/17/1985

RPI 791

Republicação - classificação IPC

#15.11

10/29/1985

RPI 784

Exigência - art. 36 da LPI

#6.1

04/09/1985

RPI 755

Solicitação de exame técnico

#4.1

10/30/1984

RPI 732

Publicação do pedido de patente

#3.1

08/17/1982

RPI 617

Pedido de patente depositado

#2.1

01/05/1982

RPI 585

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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