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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8005702

Type

Invention Patent

Filing

09/08/1980

Publication

-

Progress at the INPI

  1. Filing09/08/80
  2. Publication
  3. Examination
  4. Allowance12/20/83
  5. Grant06/26/84
  6. Expired11/07/95

The letters patent expired on 11/07/1995: 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: 06/26/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Murata do Brasil Indústria e Comércio Ltda

SP, BR

Inventors

I. K. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/26/1984

RPI 714

Notificação para pagamento de retribuição

#13.1

04/17/1984

RPI 704

Deferimento

#9.1

12/20/1983

RPI 687

Carta-patente expirada

#21.1

11/07/1995

RPI 1301

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