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Official data from INPI

FORMULAÇÃO INSETICIDA COM EFICÁCIA AUMENTADA

ConcedidaInvention Patent

Application data

Number

PI8303588

Type

Invention Patent

Filing

06/30/1983

Publication

02/14/1984

Progress at the INPI

  1. Filing06/30/83
  2. Publication02/14/84
  3. Examination06/10/86
  4. Allowance05/09/89
  5. Grant11/28/89
  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: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Dow Chemical Company

US

See this company's full portfolio

Inventors

D. D. (pessoa física)

US

D. P. (pessoa física)

US

K. S. (pessoa física)

US

S. J. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

393.571 · 06/30/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/28/1989

RPI 997

Notificação para pagamento de retribuição

#13.1

09/05/1989

RPI 985

Deferimento

#9.1

05/09/1989

RPI 968

Exigência - art. 36 da LPI

#6.1

11/22/1988

RPI 944

Solicitação de exame técnico

#4.1

06/10/1986

RPI 816

3.4

05/29/1984

RPI 710

Publicação do pedido de patente

#3.1

02/14/1984

RPI 695

Pedido de patente depositado

#2.1

08/16/1983

RPI 669

Carta-patente expirada

#21.1

Patente extinta em 30/06/98

07/01/2008

RPI 1956

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