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Official data from INPI

DISPOSITIVO DE SUSTENTAÇÃO DE BOBINA.

ConcedidaInvention Patent

Application data

Number

PI8002243

Type

Invention Patent

Filing

04/10/1980

Publication

-

Progress at the INPI

  1. Filing04/10/80
  2. Publication
  3. Examination03/08/83
  4. Allowance02/14/84
  5. Grant08/28/84
  6. Expired06/06/95

The letters patent expired on 06/06/1995: 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: 08/28/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. I. (pessoa física)

US

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Inventors

R. C. (pessoa física)

Technical data

IPC Classification

Priority claims

US

032.999 · 04/25/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/28/1984

RPI 723

Notificação para pagamento de retribuição

#13.1

06/05/1984

RPI 711

Deferimento

#9.1

02/14/1984

RPI 695

Exigência - art. 36 da LPI

#6.1

08/23/1983

RPI 670

Solicitação de exame técnico

#4.1

03/08/1983

RPI 646

Carta-patente expirada

#21.1

06/06/1995

RPI 1279

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