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Official data from INPI

CONJUGACAO DE MOINHOS COLOIDAIS E BOMBAS ALIMENTADORAS DE ACAO POSITIVA

Em AnáliseUtility Model

Application data

Number

MU5700431

Type

Utility Model

Filing

04/15/1977

Publication

-

Progress at the INPI

  1. Filing04/15/77
  2. Publication
  3. Examination
  4. Allowance04/26/83
  5. Grant11/27/84
  6. Invalidated11/19/85

The patent was invalidated by the INPI in an administrative invalidity proceeding. Protection no longer exists.

Talk to a specialist

Latest action published by the INPI: 11/19/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. R. (pessoa física)

Inventors

W. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

200

11/19/1985

RPI 787

Pedido de licença voluntária

#17.1

07/02/1985

RPI 767

Concessão da patente

#16.1

11/27/1984

RPI 736

Notificação para pagamento de retribuição

#13.1

08/21/1984

RPI 722

110

06/19/1984

RPI 713

120

01/10/1984

RPI 690

Recurso

#12.1

08/16/1983

RPI 669

Deferimento

#9.1

04/26/1983

RPI 653

Exigência - art. 36 da LPI

#6.1

06/08/1982

RPI 607

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