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Official data from INPI

PROCESSO PARA O CONTROLE SELETIVO DE PÓS-EMERGÊNCIA DE ERVAS DANINHAS LEGUMINOSAS

Arquivada/ExtintaInvention Patent

Application data

Number

PI9001899

Type

Invention Patent

Filing

04/24/1990

Publication

07/30/1991

Progress at the INPI

  1. Filing04/24/90
  2. Publication07/30/91
  3. Examination09/14/93
  4. Allowance09/05/00
  5. Grant11/14/00
  6. Expired01/08/13

The letters patent expired on 01/08/2013: 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: 01/08/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

American Cyanamid Company

US

See this company's full portfolio

Inventors

F. J. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

07/343,541 · 04/25/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 14/11/2010

01/08/2013

RPI 2192

Concessão da patente

#16.1

11/14/2000

RPI 1558

Deferimento

#9.1

09/05/2000

RPI 1548

Exigência - art. 36 da LPI

#6.1

02/08/2000

RPI 1518

Solicitação de exame técnico

#4.1

09/14/1993

RPI 1189

Publicação do pedido de patente

#3.1

07/30/1991

RPI 1078

Pedido de patente depositado

#2.1

08/21/1990

RPI 1029

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