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Official data from INPI

ROLETE PARA TRANSPORTADORA

Em AnáliseInvention Patent

Application data

Number

PI7805248

Type

Invention Patent

Filing

08/15/1978

Publication

-

Progress at the INPI

  1. Filing08/15/78
  2. Publication
  3. Examination
  4. Allowance12/22/81
  5. Grant08/31/82
  6. Expired05/03/94

The letters patent expired on 05/03/1994: 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: 05/07/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. J. (pessoa física)

Inventors

S. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

05/07/1985

RPI 759

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

05/03/1994

RPI 1222

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