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Official data from INPI

COMPOSIÇÃO HERLUCIDA

ConcedidaInvention Patent

Application data

Number

PI8004462

Type

Invention Patent

Filing

07/17/1980

Publication

-

Progress at the INPI

  1. Filing07/17/80
  2. Publication
  3. Examination02/08/83
  4. Allowance05/17/88
  5. Grant10/25/88
  6. Expired09/19/95

The letters patent expired on 09/19/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/25/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Imperial Chemical Industries Plc.

GB

Zeneca Limited

GB

See this company's full portfolio

Inventors

C. D. (pessoa física)

C. D. (pessoa física)

Technical data

Priority claims

GB

7925035 · 07/18/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/25/1988

RPI 940

Notificação para pagamento de retribuição

#13.1

09/06/1988

RPI 933

Deferimento

#9.1

05/17/1988

RPI 917

Exigência - art. 36 da LPI

#6.1

10/09/1984

RPI 729

Conhecimento de parecer técnico

#7.1

11/08/1983

RPI 681

Solicitação de exame técnico

#4.1

02/08/1983

RPI 642

Carta-patente expirada

#21.1

09/19/1995

RPI 1294

Pedido de licença compulsória

#20.1

07/04/1995

RPI 1283

20.4

06/20/1995

RPI 1281

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