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Official data from INPI

PROCESSO DE PREPARAÇÃO DE IMIDAS N-BENZIL

ConcedidaInvention Patent

Application data

Number

PI8202816

Type

Invention Patent

Filing

05/14/1982

Publication

04/26/1983

Progress at the INPI

  1. Filing05/14/82
  2. Publication04/26/83
  3. Examination04/09/85
  4. Allowance06/17/86
  5. Grant12/30/86
  6. Terminated02/11/92

The patent was granted on 12/30/1986 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: 12/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. C. (pessoa física)

FR

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Inventors

M. D. (pessoa física)

FR

M. R. (pessoa física)

FR

Technical data

Priority claims

FR

81.09698 · 05/15/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/30/1986

RPI 845

Notificação para pagamento de retribuição

#13.1

10/14/1986

RPI 834

Deferimento

#9.1

06/17/1986

RPI 817

Exigência - art. 36 da LPI

#6.1

11/26/1985

RPI 788

Solicitação de exame técnico

#4.1

04/09/1985

RPI 755

Publicação do pedido de patente

#3.1

04/26/1983

RPI 653

Pedido de patente depositado

#2.1

06/29/1982

RPI 610

Anuidade - prazo legal encerrado

#18.2

02/11/1992

RPI 1106

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