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Official data from INPI

COMPOSICAO CONDICIONADORA DE TEXTURA E PROCESSO PARA SUA PREPARACAO

ConcedidaInvention Patent

Application data

Number

PI7800887

Type

Invention Patent

Filing

02/15/1977

Publication

-

Progress at the INPI

  1. Filing02/15/77
  2. Publication
  3. Examination
  4. Allowance10/04/88
  5. Grant04/25/89
  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.

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Latest action published by the INPI: 04/25/1989. We update with every new RPI gazette, published weekly.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/25/1989

RPI 966

Notificação para pagamento de retribuição

#13.1

01/24/1989

RPI 953

Deferimento

#9.1

10/04/1988

RPI 937

Exigência - art. 36 da LPI

#6.1

03/29/1988

RPI 910

Carta-patente expirada

#21.1

09/21/1993

RPI 1190

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