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Official data from INPI

TAMPA PARA BOCAL DE TANQUE DE COMBUSTIVEL

Em AnáliseUtility Model

Application data

Number

MU6000476

Type

Utility Model

Filing

04/29/1980

Publication

12/15/1981

Progress at the INPI

  1. Filing04/29/80
  2. Publication12/15/81
  3. Examination02/16/82
  4. Allowance08/30/83
  5. Grant04/24/84
  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: 12/18/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

UNIVEL IND E COMERCIO LTD

Inventors

D. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

12/18/1984

RPI 739

Concessão da patente

#16.1

04/24/1984

RPI 705

Notificação para pagamento de retribuição

#13.1

12/20/1983

RPI 687

Deferimento

#9.1

08/30/1983

RPI 671

Exigência - art. 36 da LPI

#6.1

05/03/1983

RPI 654

Solicitação de exame técnico

#4.1

02/16/1982

RPI 591

Publicação do pedido de patente

#3.1

12/15/1981

RPI 582

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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