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Official data from INPI

PROCESSO PARA A PREVENCAO DE COMPACTACAO EM LEITOS DE SORVENTES

ConcedidaInvention Patent

Application data

Number

PI8404740

Type

Invention Patent

Filing

01/17/1983

Publication

12/26/1984

Progress at the INPI

  1. Filing01/17/83
  2. Publication12/26/84
  3. Examination04/09/85
  4. Allowance03/15/88
  5. Grant08/30/88
  6. Terminated06/27/95

The patent was granted on 08/30/1988 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: 08/30/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

AMALGAMATED SUGAR CO [US]

Inventors

S. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1988

RPI 932

Deferimento

#9.1

03/15/1988

RPI 908

Conhecimento de parecer técnico

#7.1

08/19/1986

RPI 826

Conhecimento de parecer técnico

#7.1

03/11/1986

RPI 803

Solicitação de exame técnico

#4.1

04/09/1985

RPI 755

Notificação de entrada na fase nacional - PCT

#1.3

12/26/1984

RPI 740

Anuidade - prazo legal encerrado

#18.2

06/27/1995

RPI 1282

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