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Official data from INPI

SEM TITULO

Em AnáliseUtility Model

Application data

Number

MU6001791

Type

Utility Model

Filing

04/15/1980

Publication

11/24/1981

Progress at the INPI

  1. Filing04/15/80
  2. Publication11/24/81
  3. Examination08/10/82
  4. Allowance06/12/84
  5. Grant12/26/84
  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: 08/27/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. D. (pessoa física)

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

08/27/1985

RPI 775

Concessão da patente

#16.1

12/26/1984

RPI 740

Notificação para pagamento de retribuição

#13.1

10/02/1984

RPI 728

Deferimento

#9.1

06/12/1984

RPI 712

15.10

05/15/1984

RPI 708

Republicação - classificação IPC

#15.11

02/14/1984

RPI 695

Exigência - art. 36 da LPI

#6.1

12/20/1983

RPI 687

Conhecimento de parecer técnico

#7.1

05/10/1983

RPI 655

Solicitação de exame técnico

#4.1

08/10/1982

RPI 616

Publicação do pedido de patente

#3.1

11/24/1981

RPI 579

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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