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Official data from INPI

CONJUNTO DE COMPORTA DE ALIMENTACAO

ConcedidaInvention Patent

Application data

Number

PI7908780

Type

Invention Patent

Filing

08/13/1979

Publication

-

Progress at the INPI

  1. Filing08/13/79
  2. Publication
  3. Examination04/13/82
  4. Allowance
  5. Grant06/28/83
  6. Expired05/09/95

The letters patent expired on 05/09/1995: 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: 06/28/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

WESTERN STATES MACHINE CO

Inventors

B. J. (pessoa física)

H. D. (pessoa física)

W. F. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/28/1983

RPI 662

Notificação para pagamento de retribuição

#13.1

05/17/1983

RPI 656

Solicitação de exame técnico

#4.1

04/13/1982

RPI 599

Carta-patente expirada

#21.1

05/09/1995

RPI 1275

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