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Official data from INPI

PROCESSO PARA A PREPARACAO DE COMPOSTOS DE DIORGANOMAGNESIO

ConcedidaInvention Patent

Application data

Number

PI8000970

Type

Invention Patent

Filing

02/20/1979

Publication

-

Progress at the INPI

  1. Filing02/20/79
  2. Publication
  3. Examination11/23/82
  4. Allowance10/15/85
  5. Grant05/27/86
  6. Terminated07/26/94

The patent was granted on 05/27/1986 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/27/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. M. (pessoa física)

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Inventors

B. B. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/27/1986

RPI 814

Deferimento

#9.1

10/15/1985

RPI 782

Exigência - art. 36 da LPI

#6.1

08/21/1984

RPI 722

Exigência - art. 36 da LPI

#6.1

12/27/1983

RPI 688

Solicitação de exame técnico

#4.1

11/23/1982

RPI 631

Anuidade - prazo legal encerrado

#18.2

07/26/1994

RPI 1234

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