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Official data from INPI

PROCESSO PARA PREPARAÇÃO DE UM OBJETO QUE COMPREENDE INTRETO DE SILÍCIO, PROCESSO PARA A FORMAÇÃO DE UM PRODUTO DE NITRETO DE SILÍCIO TERMICAMENTE FUNDIDO.

ArquivadaInvention Patent

Application data

Number

PI8208093

Type

Invention Patent

Filing

09/30/1982

Publication

08/14/1984

Progress at the INPI

  1. Filing09/30/82
  2. Publication08/14/84
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 09/30/1982 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: 12/23/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ford Motor Company

US

See this company's full portfolio

Inventors

A. E. (pessoa física)

E. B. (pessoa física)

Technical data

IPC Classification

Priority claims

US

82/01383 · 09/30/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

12/23/1986

RPI 844

Notificação de entrada na fase nacional - PCT

#1.3

08/14/1984

RPI 721

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