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Official data from INPI

CONJUNTO ESCAMOTEÁVEL PARA ESTIRAR MASSAS ACOPLÁVEL EM MÁQUINA MISTURADORA

Em AnáliseUtility Model

Application data

Number

MU6501417

Type

Utility Model

Filing

09/17/1985

Publication

05/13/1986

Progress at the INPI

  1. Filing09/17/85
  2. Publication05/13/86
  3. Examination08/05/86
  4. Allowance08/08/89
  5. Grant03/20/90
  6. Expired11/07/95

The letters patent expired on 11/07/1995: 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: 12/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Lieme Indústria Metalúrgica Ltda

RS, BR

See this company's full portfolio

Inventors

V. L. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

12/05/1989

RPI 998

Deferimento

#9.1

08/08/1989

RPI 981

Republicação - classificação IPC

#15.11

05/16/1989

RPI 969

14.4

02/14/1989

RPI 956

Exigência - art. 36 da LPI

#6.1

10/18/1988

RPI 939

Exigência - art. 36 da LPI

#6.1

03/01/1988

RPI 906

Solicitação de exame técnico

#4.1

08/05/1986

RPI 824

Publicação antecipada

#3.2

05/13/1986

RPI 812

Pedido de patente depositado

#2.1

12/10/1985

RPI 790

Carta-patente expirada

#21.1

11/07/1995

RPI 1301

20.7

06/07/1994

RPI 1227

Concessão da patente

#16.1

03/20/1990

RPI 1010

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