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Official data from INPI

PROCESSO CONTÍNUO E SISTEMA PARA PRODUZIR UM RESÍDUO SÓLIDO E UM PRODUTO GASOSO , ENRIQUECIDO , LIMPO A PARTIR DE UM MATERIAL CELULÓSICO.

ConcedidaInvention Patent

Application data

Number

PI8103388

Type

Invention Patent

Filing

05/29/1981

Publication

08/24/1982

Progress at the INPI

  1. Filing05/29/81
  2. Publication08/24/82
  3. Examination10/19/82
  4. Allowance01/15/85
  5. Grant07/25/89
  6. Terminated09/25/90

The patent was granted on 07/25/1989 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: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

AMERICAN CAN COMPANY

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Inventors

B. [. (pessoa física)

P. [. (pessoa física)

Technical data

Priority claims

US

212,041 · 12/03/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/25/1989

RPI 979

110

11/29/1988

RPI 945

Recurso

#12.1

06/18/1985

RPI 765

Deferimento

#9.1

01/15/1985

RPI 743

Exigência - art. 36 da LPI

#6.1

05/02/1984

RPI 706

Solicitação de exame técnico

#4.1

10/19/1982

RPI 626

Publicação do pedido de patente

#3.1

08/24/1982

RPI 618

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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