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Official data from INPI

MAQUINA DE COSTURA COM APARELHAGEM FORMADORA DE PONTOS

Em AnáliseInvention Patent

Application data

Number

PI7500083

Type

Invention Patent

Filing

01/08/1974

Publication

-

Progress at the INPI

  1. Filing01/08/74
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  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: 06/17/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SINGER CO

See this company's full portfolio

Inventors

M. [. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.7

06/17/1986

RPI 817

20.4

06/03/1986

RPI 815

Pedido de licença compulsória

#20.1

05/27/1986

RPI 814

Carta-patente expirada

#21.1

09/21/1993

RPI 1190

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