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Official data from INPI

CAMADA DE CROMO ELETRODEPOSITADA, BANHO DE CROMAGEM FUNCIONAL, PROCESSO PARA A ELETRODEPOSIÇÃO DE UMA CAMADA DE CROMO FUNCIONAL E ARTIGO CROMADO

ArquivadaInvention PatentPCT · US1987001679

Application data

Number

PI8707968

Type

Invention Patent

Filing

07/13/1987

Publication

03/20/1990

PCT

US1987001679

Progress at the INPI

  1. Filing07/13/87
  2. Publication03/20/90
  3. Abandoned09/18/90
  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.

Talk to a specialist

Latest action published by the INPI: 04/23/1996. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Atochem North America, Inc.

US

M&T Chemicals, Inc

US

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Inventors

W. M. (pessoa física)

W. K. (pessoa física)

Technical data

IPC Classification

Priority claims

US

012,518 · 02/09/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

04/23/1996

RPI 1325

6.4

06/20/1995

RPI 1281

Exigência - art. 36 da LPI

#6.1

05/09/1995

RPI 1275

Exigência - art. 36 da LPI

#6.1

05/02/1995

RPI 1274

14.4

06/16/1992

RPI 1124

14.1

05/26/1992

RPI 1121

Solicitação de exame técnico

#4.1

09/18/1990

RPI 1033

Notificação de entrada na fase nacional - PCT

#1.3

03/20/1990

RPI 1010

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