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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE UM ÉSTER DE ÁCIDO 2-CLORO-PIRIDINO 3-CARBOXÍLICO

ArquivadaInvention Patent

Application data

Number

PI8906200

Type

Invention Patent

Filing

12/05/1989

Publication

09/25/1990

Progress at the INPI

  1. Filing12/05/89
  2. Publication09/25/90
  3. Abandoned11/03/92
  4. Allowance
  5. Grant
  6. In force

The application was abandoned at the INPI. The case ended without a patent and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/11/1997. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Shell Internationale Research Maatschappij B.V

NL

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Inventors

L. S. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 3840954.2 · 12/05/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

11.31

11/11/1997

RPI 1406

Exigência - art. 36 da LPI

#6.1

10/01/1996

RPI 1348

Solicitação de exame técnico

#4.1

11/03/1992

RPI 1144

Publicação do pedido de patente

#3.1

09/25/1990

RPI 1034

Pedido de patente depositado

#2.1

03/27/1990

RPI 1011

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