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Official data from INPI

PROCESSO CICLICO DE SINTESE DE UREIA

ArquivadaInvention Patent
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Application data

Number

PI8206811

Type

Invention Patent

Filing

11/25/1981

Publication

10/04/1983
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Progress at the INPI

  1. Filing11/25/81
  2. Publication10/04/83
  3. Abandoned12/27/83
  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.

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Latest action published by the INPI: 12/24/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TOYO ENGINEERING CORP [JP]

Inventors

F. H. (pessoa física)

F. A. (pessoa física)

I. S. (pessoa física)

K. K. (pessoa física)

Technical data

IPC Classification

C07C 126/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

12/24/1985

RPI 792

Exigência - art. 36 da LPI

#6.1

06/18/1985

RPI 765

Solicitação de exame técnico

#4.1

12/27/1983

RPI 688

Publicação do pedido de patente

#3.1

10/04/1983

RPI 676

Pedido de patente depositado

#2.1

01/18/1983

RPI 639

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