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Official data from INPI

SEM TITULO

ConcedidaUtility Model

Application data

Number

MU6001860

Type

Utility Model

Filing

02/08/1980

Publication

-

Progress at the INPI

  1. Filing02/08/80
  2. Publication
  3. Examination02/24/82
  4. Allowance06/30/87
  5. Grant04/25/89
  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: 04/25/1989. 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).

Concessão da patente

#16.1

04/25/1989

RPI 966

Notificação para pagamento de retribuição

#13.1

09/20/1988

RPI 935

15.10

08/09/1988

RPI 929

100

06/30/1987

RPI 871

120

08/12/1986

RPI 825

14.1

10/08/1985

RPI 781

120

11/13/1984

RPI 734

Petição de recurso

#12.2

11/16/1983

RPI 682

Republicação - classificação IPC

#15.11

09/13/1983

RPI 673

Indeferimento

#9.2

08/02/1983

RPI 667

Solicitação de exame técnico

#4.1

02/24/1982

RPI 592

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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