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Official data from INPI

ESCOVA DENTAL COM FUNCOES UTILITARIAS MULTIPLAS

Em AnáliseUtility Model

Application data

Number

MU6000441

Type

Utility Model

Filing

04/17/1980

Publication

12/01/1981

Progress at the INPI

  1. Filing04/17/80
  2. Publication12/01/81
  3. Examination04/06/82
  4. Allowance06/14/83
  5. Grant12/27/83
  6. Expired12/07/93

The letters patent expired on 12/07/1993: 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: 09/01/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. L. (pessoa física)

Inventors

D. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

09/01/1987

RPI 880

320

12/30/1986

RPI 845

300

05/13/1986

RPI 812

201

11/05/1985

RPI 785

212

11/05/1985

RPI 785

211

04/09/1985

RPI 755

Pedido de licença voluntária

#17.1

11/13/1984

RPI 734

Concessão da patente

#16.1

12/27/1983

RPI 688

Notificação para pagamento de retribuição

#13.1

10/04/1983

RPI 676

Deferimento

#9.1

06/14/1983

RPI 660

Republicação - classificação IPC

#15.11

01/11/1983

RPI 638

Exigência - art. 36 da LPI

#6.1

11/09/1982

RPI 629

Solicitação de exame técnico

#4.1

04/06/1982

RPI 598

Publicação do pedido de patente

#3.1

12/01/1981

RPI 580

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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