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Official data from INPI

COMPOSIÇÃO PARA TRATAMENTO DE SUPERFÍCIE DE METAL ÁCIDA AQUOSA; BANHO DE TRATAMENTO DE SUPERFÍCIE DE METAL; PROCESSO PARA PRODUZIR UMA CAMADA PROTETORA COMBINADA DE DEPOSIÇÃO E REAÇÃO NUMA SUPERFÍCIE DE ZINCO, AÇO GALVANIZADO, ALUMÍNIO, COBRE, CÁDMIO, TITÂNIO, AÇO OU ESTANHO; METAL SELECIONADO; E METAL REVESTIDO

ArquivadaInvention Patent

Application data

Number

PI7606629

Type

Invention Patent

Filing

10/04/1976

Publication

-

Progress at the INPI

  1. Filing10/04/76
  2. Publication
  3. Abandoned
  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: 06/29/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

OAKITE PRODUCTS INC.

US

Inventors

No inventors listed.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

06/29/1982

RPI 610

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C23F 7/08; C23F 11/04.

03/27/2018

RPI 2464

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