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Official data from INPI

BANCADA DE TRABALHO DOBRAVEL

ConcedidaInvention Patent

Application data

Number

PI7700938

Type

Invention Patent

Filing

02/19/1976

Publication

-

Progress at the INPI

  1. Filing02/19/76
  2. Publication
  3. Examination
  4. Allowance12/22/81
  5. Grant08/31/82
  6. Expired07/27/93

The letters patent expired on 07/27/1993: 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: 08/31/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BLACK & DECKER MFG CO

Inventors

A. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/31/1982

RPI 619

Notificação para pagamento de retribuição

#13.1

04/27/1982

RPI 601

Deferimento

#9.1

12/22/1981

RPI 583

Carta-patente expirada

#21.1

07/27/1993

RPI 1182

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