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Official data from INPI

PROCESSO DE PRODUZIR CORPO EM COMPÓSITO CERÂMICO

PublicadaInvention Patent

Application data

Number

PI8704680

Type

Invention Patent

Filing

09/09/1987

Publication

04/26/1988

Progress at the INPI

  1. Filing09/09/87
  2. Publication04/26/88
  3. Examination12/18/90
  4. Allowance09/05/95
  5. Abandoned
  6. In force

The application was allowed on 09/05/1995 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 04/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Lanxide Technology Company, LP

US

See this company's full portfolio

Inventors

H. L. (pessoa física)

US

M. N. (pessoa física)

US

Technical data

Priority claims

US

908,073 · 09/16/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

04/26/1988

RPI 914

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 35/71; C04B 37/02; C04B 35/60.

03/27/2018

RPI 2464

Arquivamento - Art. 38 §2° da LPI

#11.4

09/10/1996

RPI 1345

Notificação para pagamento de retribuição

#13.1

02/27/1996

RPI 1317

Deferimento

#9.1

09/05/1995

RPI 1292

Exigência - art. 36 da LPI

#6.1

08/16/1994

RPI 1237

Solicitação de exame técnico

#4.1

12/18/1990

RPI 1046

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