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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8204704

Type

Invention Patent

Filing

08/11/1982

Publication

08/02/1983

Progress at the INPI

  1. Filing08/11/82
  2. Publication08/02/83
  3. Examination05/21/85
  4. Allowance03/31/87
  5. Grant09/29/87
  6. Terminated12/20/94

The patent was granted on 09/29/1987 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: 09/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Gec Elliott Automation Limited

GB

Inventors

C. S. (pessoa física)

US

R. C. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8124625 · 08/12/1981

GB

8205942 · 03/01/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/29/1987

RPI 884

Notificação para pagamento de retribuição

#13.1

08/11/1987

RPI 877

Deferimento

#9.1

03/31/1987

RPI 858

Exigência - art. 36 da LPI

#6.1

06/17/1986

RPI 817

Exigência - art. 36 da LPI

#6.1

12/03/1985

RPI 789

Solicitação de exame técnico

#4.1

05/21/1985

RPI 761

14.1

12/06/1983

RPI 685

Publicação do pedido de patente

#3.1

08/02/1983

RPI 667

Pedido de patente depositado

#2.1

09/28/1982

RPI 623

Anuidade - prazo legal encerrado

#18.2

12/20/1994

RPI 1255

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