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Official data from INPI

SEM TITULO

Em AnáliseUtility Model

Application data

Number

MU5901864

Type

Utility Model

Filing

06/12/1979

Publication

-

Progress at the INPI

  1. Filing06/12/79
  2. Publication
  3. Examination12/21/82
  4. Allowance06/09/87
  5. Grant01/26/88
  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: 09/19/1989. 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

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

201

09/19/1989

RPI 987

Pedido de licença voluntária

#17.1

02/28/1989

RPI 958

Concessão da patente

#16.1

01/26/1988

RPI 901

Notificação para pagamento de retribuição

#13.1

09/29/1987

RPI 884

Deferimento

#9.1

06/09/1987

RPI 868

15.10

12/23/1986

RPI 844

Exigência - art. 36 da LPI

#6.1

10/22/1985

RPI 783

Conhecimento de parecer técnico

#7.1

09/18/1984

RPI 726

14.11

05/02/1984

RPI 706

14.1

06/21/1983

RPI 661

Solicitação de exame técnico

#4.1

12/21/1982

RPI 635

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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