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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8307072

Type

Invention Patent

Filing

12/22/1983

Publication

07/31/1984

Progress at the INPI

  1. Filing12/22/83
  2. Publication07/31/84
  3. Examination09/02/86
  4. Allowance05/31/88
  5. Grant03/28/89
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 03/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Norsolor S.A

FR

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Inventors

B. K. (pessoa física)

H. E. (pessoa física)

L. B. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/28/1989

RPI 962

Notificação para pagamento de retribuição

#13.1

09/20/1988

RPI 935

Deferimento

#9.1

05/31/1988

RPI 919

Solicitação de exame técnico

#4.1

09/02/1986

RPI 828

Publicação do pedido de patente

#3.1

07/31/1984

RPI 719

Pedido de patente depositado

#2.1

03/13/1984

RPI 699

Carta-patente expirada

#21.1

Patente extinta em 22/12/98

07/01/2008

RPI 1956

Pedido de licença compulsória

#20.1

03/16/1993

RPI 1163

20.3

10/20/1992

RPI 1142

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