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Official data from INPI

REATOR DE GASEIFICAÇÃO DE CARVÃO DE TIPO DE LEITO FLUIDIZADO, E, PROCESSO PARA OPERAÇÃO DE TAL REATOR

ArquivadaInvention Patent

Application data

Number

PI8200511

Type

Invention Patent

Filing

01/29/1982

Publication

04/12/1983

Progress at the INPI

  1. Filing01/29/82
  2. Publication04/12/83
  3. Abandoned10/08/85
  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: 05/19/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. C. (pessoa física)

US

W. C. (pessoa física)

US

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Inventors

S. K. (pessoa física)

US

W. Y. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

271,756 · 06/09/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

05/19/1987

RPI 865

Exigência - art. 36 da LPI

#6.1

09/30/1986

RPI 832

Solicitação de exame técnico

#4.1

10/08/1985

RPI 781

14.1

03/05/1985

RPI 750

Publicação do pedido de patente

#3.1

04/12/1983

RPI 651

Pedido de patente depositado

#2.1

03/16/1982

RPI 595

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