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Official data from INPI

composição herbicida seletiva.

ConcedidaInvention Patent

Application data

Number

PI8205459

Type

Invention Patent

Filing

09/17/1982

Publication

05/02/1984

Progress at the INPI

  1. Filing09/17/82
  2. Publication05/02/84
  3. Examination04/02/85
  4. Allowance06/14/88
  5. Grant12/27/88
  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: 12/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. M. (pessoa física)

SP, BR

Inventors

M. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/27/1988

RPI 949

Notificação para pagamento de retribuição

#13.1

10/04/1988

RPI 937

Republicação - classificação IPC

#15.11

08/02/1988

RPI 928

Deferimento

#9.1

06/14/1988

RPI 921

Solicitação de exame técnico

#4.1

04/02/1985

RPI 754

Publicação do pedido de patente

#3.1

05/02/1984

RPI 706

Pedido de patente depositado

#2.1

11/09/1982

RPI 629

Carta-patente expirada

#21.1

Patente extinta em 17/09/97

07/01/2008

RPI 1956

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