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Official data from INPI

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Em AnáliseInvention Patent
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Application data

Number

PI7804476

Type

Invention Patent

Filing

07/12/1978

Publication

-
View on INPI

Progress at the INPI

  1. Filing07/12/78
  2. Publication
  3. Examination
  4. Allowance03/08/83
  5. Grant01/31/84
  6. Terminated10/03/89

The patent was granted on 01/31/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MAMMINI E

Inventors

M. E. (pessoa física)

Technical data

IPC Classification

H04M 1/03

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/03/1989

RPI 989

Pedido de licença compulsória

#20.1

07/10/1984

RPI 716

Concessão da patente

#16.1

01/31/1984

RPI 693

110

11/08/1983

RPI 681

Recurso

#12.1

06/28/1983

RPI 662

Deferimento

#9.1

03/08/1983

RPI 646

Exigência - art. 36 da LPI

#6.1

08/10/1982

RPI 616

Exigência - art. 36 da LPI

#6.1

02/16/1982

RPI 591

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