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Official data from INPI

PLACAS CONTENDO METAL REFRATÁRIO DURO PARA CATODOS DE CÉLULAS DE ALUMÍNIO.

Em ExigênciaInvention Patent

Application data

Number

PI8407287

Type

Invention Patent

Filing

04/19/1984

Publication

02/18/1986

Progress at the INPI

  1. Filing04/19/84
  2. Publication02/18/86
  3. Examination11/24/87
  4. Allowance04/24/90
  5. Abandoned
  6. In force

The application was allowed on 04/24/1990 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: 10/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. C. (pessoa física)

US

Inventors

D. N. (pessoa física)

US

W. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

576.835 · 02/03/1984

US

PCT/84/00603 · 04/19/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

10/10/1989

RPI 990

Solicitação de exame técnico

#4.1

11/24/1987

RPI 892

Notificação de entrada na fase nacional - PCT

#1.3

02/18/1986

RPI 800

Arquivamento - Art. 38 §2° da LPI

#11.4

09/10/1991

RPI 1084

Notificação para pagamento de retribuição

#13.1

08/21/1990

RPI 1029

Deferimento

#9.1

04/24/1990

RPI 1015

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