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Official data from INPI

MÉTODO E APERFEIÇOAMENTO EM CAMINHÃO-BETONEIRA PARA O CONTROLE DA PLASTICIDADE IDEAL DO CONCRETO, DURANTE O SEU PREPARO

ArquivadaInvention Patent

Application data

Number

PI8905166

Type

Invention Patent

Filing

10/05/1989

Publication

04/09/1991

Progress at the INPI

  1. Filing10/05/89
  2. Publication04/09/91
  3. Abandoned08/06/91
  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.

Talk to a specialist

Latest action published by the INPI: 06/06/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

J. S. (pessoa física)

SP, BR

P. B. (pessoa física)

RJ, BR

S. P. (pessoa física)

SP, BR

Inventors

J. S. (pessoa física)

BR

P. B. (pessoa física)

BR

S. P. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

06/06/1995

RPI 1279

Exigência - art. 36 da LPI

#6.1

07/19/1994

RPI 1233

Solicitação de exame técnico

#4.1

08/06/1991

RPI 1079

Publicação do pedido de patente

#3.1

04/09/1991

RPI 1062

Pedido de patente depositado

#2.1

03/01/1990

RPI 1007

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