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Official data from INPI

PROCESSO PARA CLORAR UMA COMPOSIÇÃO DE PARTIDA DE MINERAL DE ARGILA, INTERMEDIÁRIO CONTENDO CLORO QUIMICAMENTE REATIVO E PRODUTO

ArquivadaInvention PatentPCT · US1987000999

Application data

Number

PI8707720

Type

Invention Patent

Filing

04/28/1987

Publication

10/17/1989

PCT

US1987000999

Progress at the INPI

  1. Filing04/28/87
  2. Publication10/17/89
  3. Abandoned01/29/91
  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: 10/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E.C.C. America, Inc.

US

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Inventors

J. S. (pessoa física)

US

W. D. (pessoa física)

US

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

10/17/1989

RPI 991

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C01B 33/30; C22B 9/05; C01B 33/00; C01B 33/08; C01B 33/18; C22B 1/00.

03/27/2018

RPI 2464

Arquivamento - Art. 36 §1° da LPI

#11.2

02/21/1995

RPI 1264

Exigência - art. 36 da LPI

#6.1

07/19/1994

RPI 1233

Solicitação de exame técnico

#4.1

01/29/1991

RPI 1052

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