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Official data from INPI

MEIOS PARA A CONSTRUCAO DE UMA POLTRONA PARA AUDITORIO E POLTRONA ASSIM OBTIDA

Em AnáliseInvention Patent

Application data

Number

PI7704419

Type

Invention Patent

Filing

07/06/1977

Publication

-

Progress at the INPI

  1. Filing07/06/77
  2. Publication
  3. Examination
  4. Allowance02/02/82
  5. Grant11/30/82
  6. Expired07/13/93

The letters patent expired on 07/13/1993: 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: 08/16/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N. U. (pessoa física)

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Inventors

N. U. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

08/16/1983

RPI 669

Concessão da patente

#16.1

11/30/1982

RPI 632

Notificação para pagamento de retribuição

#13.1

05/11/1982

RPI 603

100

02/02/1982

RPI 589

Carta-patente expirada

#21.1

07/13/1993

RPI 1180

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