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Official data from INPI

APERFEICOAMENTO EM APARELHO DE MOLDAGEM INCLUINDO UNIDADE DE INJECAO

ConcedidaInvention Patent

Application data

Number

PI7702201

Type

Invention Patent

Filing

04/08/1976

Publication

-

Progress at the INPI

  1. Filing04/08/76
  2. Publication
  3. Examination
  4. Allowance
  5. Grant07/27/82
  6. Terminated10/23/90

The patent was granted on 07/27/1982 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/27/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

UNIROYAL AG

Inventors

P. L. (pessoa física)

W. H. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/27/1982

RPI 614

Notificação para pagamento de retribuição

#13.1

12/22/1981

RPI 583

Anuidade - prazo legal encerrado

#18.2

10/23/1990

RPI 1038

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