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Official data from INPI

PROCESSO DE PRE-TRATAMENTO DE UM CATALISADOR PARA A CONVERSAO DE HIDROCARBONETOS AROMATICOS

Em AnáliseInvention Patent

Application data

Number

PI7801083

Type

Invention Patent

Filing

02/24/1977

Publication

-

Progress at the INPI

  1. Filing02/24/77
  2. Publication
  3. Examination
  4. Allowance03/08/83
  5. Grant08/30/83
  6. Terminated05/17/88

The patent was granted on 08/30/1983 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: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

T. K. (pessoa física)

Inventors

F. H. (pessoa física)

K. S. (pessoa física)

K. K. (pessoa física)

N. Y. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

Concessão da patente

#16.1

08/30/1983

RPI 671

Notificação para pagamento de retribuição

#13.1

06/28/1983

RPI 662

Deferimento

#9.1

03/08/1983

RPI 646

Exigência - art. 36 da LPI

#6.1

06/29/1982

RPI 610

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