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Official data from INPI

PROCESSO DE FIACAO DE FIBRAS PARA FORMAR UM FEIXE OU CONJUNTO LIGADO DE FIBRAS,E,APARELHO PARA SUA EXECUCAO

Em AnáliseInvention Patent

Application data

Number

PI7701876

Type

Invention Patent

Filing

03/27/1976

Publication

-

Progress at the INPI

  1. Filing03/27/76
  2. Publication
  3. Examination
  4. Allowance06/01/82
  5. Grant
  6. Expired09/21/93

The letters patent expired on 09/21/1993: 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: 12/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. M. (pessoa física)

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

12/20/1988

RPI 948

20.4

12/13/1988

RPI 947

Cessão de direito de exploração

#22.1

07/15/1986

RPI 821

Notificação para pagamento de retribuição

#13.1

09/21/1982

RPI 622

Deferimento

#9.1

06/01/1982

RPI 606

Carta-patente expirada

#21.1

09/21/1993

RPI 1190

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