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Official data from INPI

GRELA ROTATIVA DE GASEIFICADORES INDUSTRIAIS DE CARVÃO MINERAL COM TEORES ELEVADOS DE CINZAS.

ArquivadaUtility Model
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Application data

Number

MU6500902

Type

Utility Model

Filing

06/28/1985

Publication

02/10/1987
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Progress at the INPI

  1. Filing06/28/85
  2. Publication02/10/87
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 06/28/1985 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 12/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Companhia Rio-Grandense de Nitrogenados - CRN.

Inventors

C. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

12/12/1989

RPI 999

Publicação do pedido de patente

#3.1

02/10/1987

RPI 851

Pedido de patente depositado

#2.1

09/03/1985

RPI 776

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