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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8200830

Type

Invention Patent

Filing

02/16/1982

Publication

-

Progress at the INPI

  1. Filing02/16/82
  2. Publication
  3. Examination10/23/84
  4. Allowance08/02/88
  5. Grant05/30/89
  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: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ROUSSEL UCLAF [FR]

Inventors

C. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/30/1989

RPI 971

Notificação para pagamento de retribuição

#13.1

11/29/1988

RPI 945

Deferimento

#9.1

08/02/1988

RPI 928

Exigência - art. 36 da LPI

#6.1

06/04/1985

RPI 763

Solicitação de exame técnico

#4.1

10/23/1984

RPI 731

Pedido de patente depositado

#2.1

04/06/1982

RPI 598

Carta-patente expirada

#21.1

Patente extinta em 16/02/97

07/01/2008

RPI 1956

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