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Official data from INPI

PROCESSO DE PREPARAÇÃO DE ANILINAS SUBSTITUÍDAS EM POSIÇÃO META, COM CLORO.

ConcedidaInvention Patent

Application data

Number

PI8000910

Type

Invention Patent

Filing

02/14/1980

Publication

-

Progress at the INPI

  1. Filing02/14/80
  2. Publication
  3. Examination12/14/82
  4. Allowance12/26/84
  5. Grant06/25/85
  6. Terminated02/11/92

The patent was granted on 06/25/1985 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: 06/25/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. A. (pessoa física)

FR

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Inventors

C. C. (pessoa física)

Technical data

IPC Classification

Priority claims

FR

79.04483 · 02/15/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/25/1985

RPI 766

Notificação para pagamento de retribuição

#13.1

04/16/1985

RPI 756

Deferimento

#9.1

12/26/1984

RPI 740

Exigência - art. 36 da LPI

#6.1

02/07/1984

RPI 694

Solicitação de exame técnico

#4.1

12/14/1982

RPI 634

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: B01J 23/40; C07C 87/52; C07C 215/76.

03/27/2018

RPI 2464

Anuidade - prazo legal encerrado

#18.2

02/11/1992

RPI 1106

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