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Official data from INPI

PROCESSO E FLUIDO PARA TRABALHAR METAL, E PROCESSO DE ESTIRAMENTO E ALISAMENTO DE UMA LATA DE DUAS PEÇAS

Prazo de SigiloInvention Patent

Application data

Number

PI8901073

Type

Invention Patent

Filing

03/08/1989

Publication

09/04/1990

Progress at the INPI

  1. Filing03/08/89
  2. Publication09/04/90
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 03/08/1989 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: 04/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W R Grace & Co -Conn

US

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Inventors

C. C. (pessoa física)

Technical data

IPC Classification

Priority claims

US

165.853 · 03/09/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

04/25/1989

RPI 966

Arquivamento - Art. 33 da LPI

#11.1

12/22/1992

RPI 1151

Publicação do pedido de patente

#3.1

09/04/1990

RPI 1031

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