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Official data from INPI

SEM TITULO

ConcedidaUtility Model

Application data

Number

MU5801861

Type

Utility Model

Filing

07/31/1978

Publication

-

Progress at the INPI

  1. Filing07/31/78
  2. Publication
  3. Examination
  4. Allowance11/27/84
  5. Grant08/27/85
  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

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/27/1985

RPI 775

Notificação para pagamento de retribuição

#13.1

03/26/1985

RPI 753

Deferimento

#9.1

11/27/1984

RPI 736

8.1

05/02/1984

RPI 706

15.10

03/20/1984

RPI 700

Exigência - art. 36 da LPI

#6.1

08/30/1983

RPI 671

Exigência - art. 36 da LPI

#6.1

01/26/1982

RPI 588

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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