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Official data from INPI

COMPOSIÇÃO HERBICIDA E MÉTODO PARA CONTROLAR O CRESCIMENTO INDESEJÁVEL DE PLANTAS

Arquivada/ExtintaInvention PatentPCT · US1989003516

Application data

Number

PI8907626

Type

Invention Patent

Filing

08/16/1989

Publication

07/30/1991

PCT

US1989003516

Progress at the INPI

  1. Filing08/16/89
  2. Publication07/30/91
  3. Examination03/09/93
  4. Allowance12/26/00
  5. Grant05/02/01
  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: 12/26/2012. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. C. (pessoa física)

US

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Inventors

K. P. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

238.804 · 08/31/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 02/05/2011

12/26/2012

RPI 2190

Concessão da patente

#16.1

05/02/2001

RPI 1582

Deferimento

#9.1

12/26/2000

RPI 1564

Exigência - art. 36 da LPI

#6.1

09/29/1998

RPI 1449

Exigência - art. 36 da LPI

#6.1

05/12/1998

RPI 1429

Exigência - art. 36 da LPI

#6.1

01/23/1996

RPI 1312

Solicitação de exame técnico

#4.1

03/09/1993

RPI 1162

Notificação de entrada na fase nacional - PCT

#1.3

07/30/1991

RPI 1078

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