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Official data from INPI

APERFEIÇOAMENTO EM FERRO ELÉTRICO DE ENGOMAR COM VÁLVULA SELETORA DE MODALIDADE

Em AnáliseInvention Patent

Application data

Number

PI7906859

Type

Invention Patent

Filing

10/22/1979

Publication

-

Progress at the INPI

  1. Filing10/22/79
  2. Publication
  3. Examination08/24/82
  4. Allowance01/24/84
  5. Grant05/29/84
  6. Terminated01/28/92

The patent was granted on 05/29/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/27/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

General Electric Company

US

See this company's full portfolio

Inventors

B. B. (pessoa física)

Technical data

IPC Classification

Priority claims

US

955.354 · 10/27/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

05/27/1986

RPI 814

16.3

10/23/1984

RPI 731

16.3

08/21/1984

RPI 722

Concessão da patente

#16.1

05/29/1984

RPI 710

Deferimento

#9.1

01/24/1984

RPI 692

6.2

03/01/1983

RPI 645

Solicitação de exame técnico

#4.1

08/24/1982

RPI 618

Anuidade - prazo legal encerrado

#18.2

01/28/1992

RPI 1104

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