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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8008512

Type

Invention Patent

Filing

12/23/1980

Publication

-

Progress at the INPI

  1. Filing12/23/80
  2. Publication
  3. Examination08/16/83
  4. Allowance12/04/84
  5. Grant05/28/85
  6. Expired03/19/96

The letters patent expired on 03/19/1996: 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: 05/28/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Gould Electronics Inc.

US

See this company's full portfolio

Inventors

N. A. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/28/1985

RPI 762

Notificação para pagamento de retribuição

#13.1

04/09/1985

RPI 755

Deferimento

#9.1

12/04/1984

RPI 737

Republicação - classificação IPC

#15.11

02/28/1984

RPI 697

Exigência - art. 36 da LPI

#6.1

01/17/1984

RPI 691

Solicitação de exame técnico

#4.1

08/16/1983

RPI 669

Carta-patente expirada

#21.1

03/19/1996

RPI 1320

Pedido de licença compulsória

#20.1

11/08/1994

RPI 1249

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