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Official data from INPI

PROCESSO PARA SÍNTESE DE ZEÓLITO ZSM-5.

ConcedidaInvention Patent

Application data

Number

PI8001597

Type

Invention Patent

Filing

03/18/1980

Publication

-

Progress at the INPI

  1. Filing03/18/80
  2. Publication
  3. Examination01/26/82
  4. Allowance06/05/84
  5. Grant12/26/84
  6. Terminated02/04/92

The patent was granted on 12/26/1984 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: 12/26/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. C. (pessoa física)

US

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Inventors

D. F. (pessoa física)

P. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/26/1984

RPI 740

Notificação para pagamento de retribuição

#13.1

10/02/1984

RPI 728

Deferimento

#9.1

06/05/1984

RPI 711

Exigência - art. 36 da LPI

#6.1

11/22/1983

RPI 683

Pedido de certificado de adição de invenção

#5.1

06/08/1982

RPI 607

Solicitação de exame técnico

#4.1

01/26/1982

RPI 588

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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