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Official data from INPI

COMPOSTOS DE N-(TRIMETIL-CICLOALQUENIL)-N-ALQUIL ACETAMIDAS ALFA-SUBSTITUIDAS, MISTURAS DOS MESMOS BEM COMO PROCESSO PARA O TRATAMENTO SELETIVO DE CULTIVOS DE PLANTAS ÚTEIS.

Em AnáliseInvention Patent

Application data

Number

PI7908491

Type

Invention Patent

Filing

12/26/1979

Publication

-

Progress at the INPI

  1. Filing12/26/79
  2. Publication
  3. Examination07/13/82
  4. Refused11/21/89
  5. Grant
  6. In force

The application was refused on 11/21/1989 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Chemische Werke Huls Ag.

DE

Inventors

No inventors listed.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

11/21/1989

RPI 996

Petição de recurso

#12.2

08/20/1985

RPI 774

Indeferimento

#9.2

05/07/1985

RPI 759

Pedido de certificado de adição de invenção

#5.1

01/11/1983

RPI 638

Solicitação de exame técnico

#4.1

07/13/1982

RPI 612

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 103/34; A01N 35/02.

03/27/2018

RPI 2464

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