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Official data from INPI

PROCESSO PARA PREPARAR 5-METIL-N-(ARIL)-1,2,4-TRIAZOL[1,5-A]PIRIMIDINA-2-SULFONAMIDAS

Arquivada/ExtintaInvention Patent

Application data

Number

PI9005675

Type

Invention Patent

Filing

11/05/1990

Publication

09/17/1991

Progress at the INPI

  1. Filing11/05/90
  2. Publication09/17/91
  3. Examination11/30/93
  4. Allowance07/16/96
  5. Grant09/30/97
  6. Expired05/21/13

The letters patent expired on 05/21/2013: 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: 05/21/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Dow Agrosciences LLC

US

Dowelanco

US

Dowelanco LLC

US

See this company's full portfolio

Inventors

J. A. (pessoa física)

US

K. K. (pessoa física)

US

R. K. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

432.241 · 11/06/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 05/11/2010

05/21/2013

RPI 2211

Alteração de nome deferida

#25.4

Alterado de: DowElanco LLC

07/18/2000

RPI 1541

Alteração de nome deferida

#25.4

Alterado de: Dowelanco

06/20/2000

RPI 1537

Concessão da patente

#16.1

09/30/1997

RPI 1400

Notificação para pagamento de retribuição

#13.1

03/11/1997

RPI 1371

Deferimento

#9.1

07/16/1996

RPI 1337

Exigência - art. 36 da LPI

#6.1

10/31/1995

RPI 1300

Solicitação de exame técnico

#4.1

11/30/1993

RPI 1200

Publicação do pedido de patente

#3.1

09/17/1991

RPI 1085

Pedido de patente depositado

#2.1

04/30/1991

RPI 1065

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