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Official data from INPI

CONJUNTO DE CÉLULAS ELETROLÍTICAS, MATERIAL ANTI-CORROSÃO E MÉTODO PARA IMPEDRI CORROSÃO DA FISSURA DE TITÂNIO EM ESTRUTURA DE CONJUNTO DE CÉLULAS ELETROLÍTICAS

ArquivadaInvention Patent

Application data

Number

PI9002199

Type

Invention Patent

Filing

05/08/1990

Publication

08/13/1991

Progress at the INPI

  1. Filing05/08/90
  2. Publication08/13/91
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 05/08/1990 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/26/1993. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Dow Chemical Company

US

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Inventors

R. B. (pessoa física)

US

S. J. (pessoa física)

Technical data

IPC Classification

Priority claims

US

350,073 · 05/09/1989

US

350,074 · 05/09/1989

US

350,075 · 05/09/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

10/26/1993

RPI 1195

Publicação do pedido de patente

#3.1

08/13/1991

RPI 1080

Pedido de patente depositado

#2.1

09/25/1990

RPI 1034

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