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Official data from INPI

SISTEMA DE PROCESSAMENTO DE DADOS PARA PLANEJAMENTO DE ROTAS

Em AnáliseInvention Patent

Application data

Number

PI7801065

Type

Invention Patent

Filing

02/21/1977

Publication

-

Progress at the INPI

  1. Filing02/21/77
  2. Publication
  3. Examination
  4. Allowance08/03/82
  5. Grant03/29/83
  6. Terminated01/28/92

The patent was granted on 03/29/1983 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 02/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

FERRANTI LTD

Inventors

B. W. (pessoa física)

B. G. (pessoa física)

C. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

02/28/1989

RPI 958

20.7

02/28/1989

RPI 958

20.4

02/21/1989

RPI 957

Concessão da patente

#16.1

03/29/1983

RPI 649

Notificação para pagamento de retribuição

#13.1

12/14/1982

RPI 634

Deferimento

#9.1

08/03/1982

RPI 615

Exigência - art. 36 da LPI

#6.1

02/24/1982

RPI 592

Anuidade - prazo legal encerrado

#18.2

01/28/1992

RPI 1104

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