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Official data from INPI

COMPOSIÇÃO QUÍMICA SUBSTANTIVA APLICADA E PROCESSO DE PRODUÇÃO E USO DA MESMA

ArquivadaInvention Patent

Application data

Number

PI8201122

Type

Invention Patent

Filing

03/03/1982

Publication

01/11/1983

Progress at the INPI

  1. Filing03/03/82
  2. Publication01/11/83
  3. Abandoned10/09/84
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Stull Chemical Company

US

Inventors

E. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

251.369 · 04/06/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

12/20/1988

RPI 948

Exigência - art. 36 da LPI

#6.1

05/24/1988

RPI 918

Solicitação de exame técnico

#4.1

10/09/1984

RPI 729

Publicação do pedido de patente

#3.1

01/11/1983

RPI 638

Pedido de patente depositado

#2.1

04/13/1982

RPI 599

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