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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8207872

Type

Invention Patent

Filing

09/18/1982

Publication

08/30/1983

Progress at the INPI

  1. Filing09/18/82
  2. Publication08/30/83
  3. Examination12/27/83
  4. Allowance05/13/86
  5. Grant12/30/86
  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: 12/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

V. H. (pessoa física)

FR

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Inventors

L. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/30/1986

RPI 845

Notificação para pagamento de retribuição

#13.1

09/02/1986

RPI 828

Deferimento

#9.1

05/13/1986

RPI 812

6.2

03/12/1985

RPI 751

Solicitação de exame técnico

#4.1

12/27/1983

RPI 688

Notificação de entrada na fase nacional - PCT

#1.3

08/30/1983

RPI 671

Carta-patente expirada

#21.1

Patente extinta em 18/09/97

07/01/2008

RPI 1956

20.4

04/27/1993

RPI 1169

Pedido de licença compulsória

#20.1

04/20/1993

RPI 1168

20.4

04/13/1993

RPI 1167

Pedido de licença compulsória

#20.1

04/06/1993

RPI 1166

20.4

03/30/1993

RPI 1165

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