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Official data from INPI

PROCESSO PARA A PRODUCAO DE UM COMPOSTO,E PROCESSO DE PRODUCAO UTILIZANDO O DITO COMPOSTO

ConcedidaInvention Patent

Application data

Number

PI7705950

Type

Invention Patent

Filing

09/08/1976

Publication

-

Progress at the INPI

  1. Filing09/08/76
  2. Publication
  3. Examination
  4. Allowance09/08/87
  5. Grant04/26/88
  6. Expired09/21/93

The letters patent expired on 09/21/1993: 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: 04/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SANDOZ AG

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Inventors

L. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/26/1988

RPI 914

Notificação para pagamento de retribuição

#13.1

01/26/1988

RPI 901

Deferimento

#9.1

09/08/1987

RPI 881

Exigência - art. 36 da LPI

#6.1

07/29/1986

RPI 823

Carta-patente expirada

#21.1

09/21/1993

RPI 1190

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