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Official data from INPI

COMPOSIÇÃO HERBICIDA E PROCESSO PARA CONTROLAR ERVAS DANINHAS

Prazo de SigiloInvention Patent

Application data

Number

PI8903114

Type

Invention Patent

Filing

06/26/1989

Publication

02/06/1990

Progress at the INPI

  1. Filing06/26/89
  2. Publication02/06/90
  3. Examination03/17/92
  4. Allowance09/29/98
  5. Grant06/29/99
  6. Expired12/26/12

The letters patent expired on 12/26/2012: 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: 08/22/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Sumitomo Chemical Company, Limited

JP

See this company's full portfolio

Inventors

H. S. (pessoa física)

JP

R. Y. (pessoa física)

JP

Y. M. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

160461/1988 · 06/27/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

08/22/1989

RPI 983

Carta-patente expirada

#21.1

Patente extinta em 29/06/2009

12/26/2012

RPI 2190

Concessão da patente

#16.1

06/29/1999

RPI 1486

6.9

Ref. RPI 1447 de 15/09/1998.

09/29/1998

RPI 1449

Deferimento

#9.1

09/29/1998

RPI 1449

Exigência - art. 36 da LPI

#6.1

09/15/1998

RPI 1447

Exigência - art. 36 da LPI

#6.1

08/06/1996

RPI 1340

Exigência - art. 36 da LPI

#6.1

05/23/1995

RPI 1277

Solicitação de exame técnico

#4.1

03/17/1992

RPI 1111

Publicação do pedido de patente

#3.1

02/06/1990

RPI 1005

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