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Official data from INPI

ÓXIDO CÉRICO E SEU PROCESSO DE OBTENÇÃO.

PublicadaInvention Patent

Application data

Number

PI8706916

Type

Invention Patent

Filing

12/18/1987

Publication

07/26/1988

Progress at the INPI

  1. Filing12/18/87
  2. Publication07/26/88
  3. Abandoned09/11/90
  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: 07/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. C. (pessoa física)

FR

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Inventors

B. L. (pessoa física)

C. D. (pessoa física)

FR

C. M. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

86.17805 · 12/19/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

07/26/1988

RPI 927

Pedido de patente depositado

#2.1

03/29/1988

RPI 910

Arquivamento - Art. 36 §1° da LPI

#11.2

12/27/1994

RPI 1256

Exigência - art. 36 da LPI

#6.1

03/29/1994

RPI 1217

Solicitação de exame técnico

#4.1

09/11/1990

RPI 1032

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