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Official data from INPI

PROCESSO PARA PREPARAR DERIVADOS DE 1-ARIL-1,4-DIIDRO-4-OXO-3-5-DICARBOXI-PIRIDAZINA

Em AnáliseInvention Patent

Application data

Number

PI8106380

Type

Invention Patent

Filing

10/02/1981

Publication

06/22/1982

Progress at the INPI

  1. Filing10/02/81
  2. Publication06/22/82
  3. Examination07/24/84
  4. Allowance11/27/90
  5. Grant05/28/91
  6. In force10/02/01

The patent was granted on 05/28/1991 and is in force until 10/02/2001. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:10/02/2001

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Latest action published by the INPI: 07/11/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Monsanto Company

US

See this company's full portfolio

Inventors

D. P. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

193.672 · 10/03/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.1

07/11/1989

RPI 977

Exigência - art. 36 da LPI

#6.1

05/31/1988

RPI 919

Solicitação de exame técnico

#4.1

07/24/1984

RPI 718

Publicação do pedido de patente

#3.1

06/22/1982

RPI 609

Pedido de patente depositado

#2.1

11/17/1981

RPI 578

Concessão da patente

#16.1

05/28/1991

RPI 1069

Notificação para pagamento de retribuição

#13.1

03/12/1991

RPI 1058

Deferimento

#9.1

11/27/1990

RPI 1043

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