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Official data from INPI

COMPOSIÇÃO CONCENTRADA EMULSIONÁVEL HERBICIDA.

Arquivada/ExtintaInvention Patent

Application data

Number

PI9200316

Type

Invention Patent

Filing

01/30/1992

Publication

10/06/1992

Progress at the INPI

  1. Filing01/30/92
  2. Publication10/06/92
  3. Examination10/25/94
  4. Allowance07/13/99
  5. Grant12/28/99
  6. Expired06/25/13

The letters patent expired on 06/25/2013: 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: 06/25/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

American Cyanamid Company

US

See this company's full portfolio

Inventors

C. O. (pessoa física)

US

Technical data

Priority claims

US

07/648,083 · 01/31/1991

Abstract

A presente invenção fornece composições herbicidas concentradas, emulsionáveis a partir de herbicidas de imidazolinona e herbicidas de dinitro-anilina.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 30/01/2012

06/25/2013

RPI 2216

Concessão da patente

#16.1

12/28/1999

RPI 1512

Deferimento

#9.1

07/13/1999

RPI 1488

Exigência - art. 36 da LPI

#6.1

01/12/1999

RPI 1462

Solicitação de exame técnico

#4.1

10/25/1994

RPI 1247

Publicação do pedido de patente

#3.1

10/06/1992

RPI 1140

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