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Official data from INPI

PROCESSO PARA CONVERTER NITRATO DE CALCIO POR MEIO DE AMONIA E DIOXIDO DE CARBONO

ArquivadaInvention Patent
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Application data

Number

PI8108144

Type

Invention Patent

Filing

12/22/1980

Publication

09/28/1982
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Progress at the INPI

  1. Filing12/22/80
  2. Publication09/28/82
  3. Abandoned10/02/84
  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.

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Latest action published by the INPI: 02/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NORSK HYDRO AS [NO]

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Inventors

B. I. (pessoa física)

Technical data

IPC Classification

C01C 1/16

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

02/24/1987

RPI 853

Exigência - art. 36 da LPI

#6.1

04/22/1986

RPI 809

Exigência - art. 36 da LPI

#6.1

03/12/1985

RPI 751

Solicitação de exame técnico

#4.1

10/02/1984

RPI 728

Publicação do pedido de patente

#3.1

09/28/1982

RPI 623

Pedido de patente depositado

#2.1

02/09/1982

RPI 590

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