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Official data from INPI

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Em AnáliseInvention Patent
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Application data

Number

PI8605427

Type

Invention Patent

Filing

11/04/1986

Publication

08/11/1987
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Progress at the INPI

  1. Filing11/04/86
  2. Publication08/11/87
  3. Abandoned05/01/90
  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: 07/04/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. C. (pessoa física)

CA

Inventors

A. O. (pessoa física)

G. J. (pessoa física)

S. J. (pessoa física)

Technical data

IPC Classification

C04B 35/56

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.1

07/04/1989

RPI 976

14.4

07/04/1989

RPI 976

14.3

12/20/1988

RPI 948

Publicação do pedido de patente

#3.1

08/11/1987

RPI 877

Pedido de patente depositado

#2.1

04/14/1987

RPI 860

Arquivamento - Art. 36 §1° da LPI

#11.2

11/17/1992

RPI 1146

Exigência - art. 36 da LPI

#6.1

12/10/1991

RPI 1097

Solicitação de exame técnico

#4.1

05/01/1990

RPI 1016

14.4

03/01/1990

RPI 1007

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