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Official data from INPI

SACO PARA COMPOSIÇÃO PRAGUICIDA

Em AnáliseInvention Patent

Application data

Number

PI8403536

Type

Invention Patent

Filing

07/16/1984

Publication

06/25/1985

Progress at the INPI

  1. Filing07/16/84
  2. Publication06/25/85
  3. Examination02/24/87
  4. Allowance07/11/89
  5. Grant02/06/90
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Degesch do Brasil Comercial Ltda

SP, BR

W. N. (pessoa física)

Inventors

D. F. (pessoa física)

DE

R. E. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 33 25 826.0 · 07/18/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

11/14/1989

RPI 995

Deferimento

#9.1

07/11/1989

RPI 977

Exigência - art. 36 da LPI

#6.1

10/18/1988

RPI 939

6.2

09/22/1987

RPI 883

Solicitação de exame técnico

#4.1

02/24/1987

RPI 853

Publicação do pedido de patente

#3.1

06/25/1985

RPI 766

Pedido de patente depositado

#2.1

09/25/1984

RPI 727

Carta-patente expirada

#21.1

Patente extinta em 16/07/99

07/08/2008

RPI 1957

Pedido de licença compulsória

#20.1

09/10/1991

RPI 1084

Concessão da patente

#16.1

02/06/1990

RPI 1005

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