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Official data from INPI

SOLUCAO LIQUIDA DE BAIXA VISCOSIDADE E PROCESSO PARA A PREPARACAO DE SOLUCAO DE HIDROCABONETO DE UM COMPOSTO DIALQUILMAGNESIO

ArquivadaInvention Patent
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Application data

Number

PI8102881

Type

Invention Patent

Filing

05/12/1980

Publication

02/02/1982
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Progress at the INPI

  1. Filing05/12/80
  2. Publication02/02/82
  3. Abandoned10/18/83
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 12/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TEXAS ALKYLS INC

Inventors

F. L. (pessoa física)

M. D. (pessoa física)

S. R. (pessoa física)

Technical data

IPC Classification

C07F 3/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

12/20/1988

RPI 948

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Exigência - art. 36 da LPI

#6.1

05/24/1988

RPI 918

Exigência - art. 36 da LPI

#6.1

06/04/1985

RPI 763

Exigência - art. 36 da LPI

#6.1

08/21/1984

RPI 722

Solicitação de exame técnico

#4.1

10/18/1983

RPI 678

Publicação do pedido de patente

#3.1

02/02/1982

RPI 589

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