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Official data from INPI

PROCESSO PARA PRODUÇÃO DE UM ARTIGO CONFORMADO DE UM MATERIAL CERÂMICO E ARTIGO CONFORMADO OBTIDO

Em AnáliseInvention Patent

Application data

Number

PI8801931

Type

Invention Patent

Filing

04/22/1988

Publication

11/22/1988

Progress at the INPI

  1. Filing04/22/88
  2. Publication11/22/88
  3. Examination04/04/89
  4. Allowance12/05/95
  5. Abandoned
  6. In force

The application was allowed on 12/05/1995 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: 04/04/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Imperial Chemical Industries Plc.

GB

Tioxide Specialties LTD.

GB

See this company's full portfolio

Inventors

J. B. (pessoa física)

GB

K. K. (pessoa física)

GB

N. A. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

87 09598 · 04/23/1987

GB

88 07681-5 · 03/31/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/04/1989

RPI 963

Publicação do pedido de patente

#3.1

11/22/1988

RPI 944

Pedido de patente depositado

#2.1

08/02/1988

RPI 928

Arquivamento - Art. 38 §2° da LPI

#11.4

01/27/1998

RPI 1414

Notificação para pagamento de retribuição

#13.1

06/18/1996

RPI 1333

Deferimento

#9.1

12/05/1995

RPI 1305

14.1

02/21/1995

RPI 1264

Exigência - art. 36 da LPI

#6.1

12/20/1994

RPI 1255

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