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Official data from INPI

PROCESSO PARA PREPARACAO DE CICLO-HEXANOL E/OU CICLOHEXANONA

Em AnáliseInvention Patent

Application data

Number

PI8004692

Type

Invention Patent

Filing

07/26/1979

Publication

-

Progress at the INPI

  1. Filing07/26/79
  2. Publication
  3. Examination04/26/83
  4. Allowance01/15/85
  5. Grant07/30/85
  6. Terminated05/17/88

The patent was granted on 07/30/1985 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

STAMICARBON

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Inventors

G. P. (pessoa física)

G. T. (pessoa física)

K. D. (pessoa física)

P. O. (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

07/30/1985

RPI 771

Notificação para pagamento de retribuição

#13.1

05/07/1985

RPI 759

Republicação - classificação IPC

#15.11

04/16/1985

RPI 756

Deferimento

#9.1

01/15/1985

RPI 743

Exigência - art. 36 da LPI

#6.1

01/24/1984

RPI 692

Solicitação de exame técnico

#4.1

04/26/1983

RPI 653

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