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Official data from INPI

COMPOSIÇÕES HERBICIDAS E PROCESSO PARA COMBATER ERVAS DANINHAS EM CULTURAS

Em AnáliseInvention Patent

Application data

Number

PI8203522

Type

Invention Patent

Filing

06/16/1982

Publication

06/14/1983

Progress at the INPI

Technical opinion to answer
  1. Filing06/16/82
  2. Publication06/14/83
  3. Examination04/16/85
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.

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Latest action published by the INPI: 06/21/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. A. (pessoa física)

FR

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Inventors

R. T. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

US

274.105 · 06/16/1981

US

282.203 · 07/10/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

06/21/1988

RPI 922

Pedido de certificado de adição de invenção

#5.1

09/17/1985

RPI 778

Solicitação de exame técnico

#4.1

04/16/1985

RPI 756

Publicação do pedido de patente

#3.1

06/14/1983

RPI 660

Pedido de patente depositado

#2.1

08/03/1982

RPI 615

Retificação

#15.3

11/05/1991

RPI 1092

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