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Official data from INPI

MAQUINA DOSIFICADORA-TRITURADORA-IMPULSORA DE PRODUTO SOLIDO SECO COM SAIDAS MULTIPLAS E REGULAVEIS

Em AnáliseInvention Patent

Application data

Number

PI7900619

Type

Invention Patent

Filing

01/31/1979

Publication

-

Progress at the INPI

  1. Filing01/31/79
  2. Publication
  3. Examination
  4. Allowance03/22/83
  5. Grant11/29/83
  6. Expired06/21/94

The letters patent expired on 06/21/1994: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/25/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. S. (pessoa física)

Inventors

M. F. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

10/25/1988

RPI 940

Concessão da patente

#16.1

11/29/1983

RPI 684

Notificação para pagamento de retribuição

#13.1

08/02/1983

RPI 667

Deferimento

#9.1

03/22/1983

RPI 648

Exigência - art. 36 da LPI

#6.1

03/23/1982

RPI 596

Carta-patente expirada

#21.1

06/21/1994

RPI 1229

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