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Official data from INPI

COMPOSIÇÃO DE DISPERSÃO LÍQUIDA PARA, E PROCESSO PARA, POLIMENTO DE COMPONENTES FERROSOS

ArquivadaInvention PatentPCT · US1987003094
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Application data

Number

PI8707891

Type

Invention Patent

Filing

11/20/1987

Publication

10/03/1989

PCT

US1987003094
View on INPI

Progress at the INPI

  1. Filing11/20/87
  2. Publication10/03/89
  3. Abandoned08/07/90
  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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Chemimetals Processing, Inc

US

Inventors

P. S. (pessoa física)

Technical data

IPC Classification

C09K 13/00C23F 1/00C23F 1/28

Priority claims

US

934.468 · 11/24/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

10/03/1989

RPI 989

Arquivamento - Art. 36 §1° da LPI

#11.2

11/03/1998

RPI 1452

Exigência - art. 36 da LPI

#6.1

01/06/1998

RPI 1411

Exigência - art. 36 da LPI

#6.1

01/02/1996

RPI 1309

Solicitação de exame técnico

#4.1

08/07/1990

RPI 1027

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