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Official data from INPI

MAQUINA DE COSTURA APERFEICOADA

Em AnáliseInvention Patent

Application data

Number

PI7700464

Type

Invention Patent

Filing

02/17/1976

Publication

-

Progress at the INPI

  1. Filing02/17/76
  2. Publication
  3. Examination
  4. Allowance03/16/82
  5. Grant10/26/82
  6. Expired09/21/93

The letters patent expired on 09/21/1993: 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: 03/11/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SINGER CO

See this company's full portfolio

Inventors

L. R. (pessoa física)

M. P. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.7

03/11/1986

RPI 803

20.4

03/04/1986

RPI 802

Pedido de licença compulsória

#20.1

02/18/1986

RPI 800

Pedido de licença compulsória

#20.1

08/16/1983

RPI 669

Concessão da patente

#16.1

10/26/1982

RPI 627

Notificação para pagamento de retribuição

#13.1

07/06/1982

RPI 611

Deferimento

#9.1

03/16/1982

RPI 595

Carta-patente expirada

#21.1

09/21/1993

RPI 1190

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