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Official data from INPI

PROCESSO PARA PRODUZIR MATERIAL CONTENDO PENTÓXIDO DE FÓSFORO SÓLIDO ADEQUADO PARA ÇUSO EM CIMENTO DE SECAGEM RÁPIDA, MATERIAL CONTENDO PENTÓXIDO DE FÓSFORO SÓLIDO E MISTURA SECA CAPAZ DE FORMAR CIMENTO DE SECAGEM RÁPIDA

Em ExigênciaInvention Patent
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Application data

Number

PI8404034

Type

Invention Patent

Filing

08/10/1984

Publication

06/30/1987
View on INPI

Progress at the INPI

  1. Filing08/10/84
  2. Publication07/23/85
  3. Abandoned12/29/87
  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: 08/08/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Stauffer Chemical Company

US

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Inventors

F. S. (pessoa física)

US

F. V. (pessoa física)

US

Technical data

IPC Classification

C04B 12/02C04B 28/34

Priority claims

US

522.077 · 08/11/1983

US

617.317 · 06/07/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

08/08/1989

RPI 981

6.2

07/26/1988

RPI 927

Solicitação de exame técnico

#4.1

12/29/1987

RPI 897

15.19

11/03/1987

RPI 889

Retificação

#15.3

08/25/1987

RPI 879

Publicação do pedido de patente

#3.1

06/30/1987

RPI 871

Publicação do pedido de patente

#3.1

07/23/1985

RPI 770

Pedido de patente depositado

#2.1

10/16/1984

RPI 730

Arquivamento - Art. 36 §1° da LPI

#11.2

11/17/1992

RPI 1146

Exigência - art. 36 da LPI

#6.1

03/24/1992

RPI 1112

Conhecimento de parecer técnico

#7.1

03/12/1991

RPI 1058

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