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Official data from INPI

PROCESSO PARA A FABRICAÇÃO DE COMPOSTOS CERÂMICOS AUTO-SUPORTADOS.

PublicadaInvention Patent

Application data

Number

PI8704768

Type

Invention Patent

Filing

09/15/1987

Publication

05/03/1988

Progress at the INPI

  1. Filing09/15/87
  2. Publication05/03/88
  3. Abandoned11/06/90
  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: 05/03/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Lanxide Technology Company,LP

US

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Inventors

K. R. (pessoa física)

L. D. (pessoa física)

U. A. (pessoa física)

W. (pessoa física)

W. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

05/03/1988

RPI 915

Pedido de patente depositado

#2.1

11/24/1987

RPI 892

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C04B 35/65; C04B 35/10; C04B 35/60; C04B 35/71; C22C 29/12; C22C 29/00.

03/27/2018

RPI 2464

Arquivamento - Art. 36 §1° da LPI

#11.2

01/02/1996

RPI 1309

Exigência - art. 36 da LPI

#6.1

03/28/1995

RPI 1269

Exigência - art. 36 da LPI

#6.1

02/22/1994

RPI 1212

Solicitação de exame técnico

#4.1

11/06/1990

RPI 1040

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