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Official data from INPI

ACIONAMENTO DE LICOS NUM TEAR,ESPECIALMENTE UM TEAR CIRCULAR

ConcedidaInvention Patent

Application data

Number

PI8007766

Type

Invention Patent

Filing

11/28/1979

Publication

-

Progress at the INPI

  1. Filing11/28/79
  2. Publication
  3. Examination08/30/83
  4. Allowance08/21/84
  5. Grant03/26/85
  6. Expired12/26/95

The letters patent expired on 12/26/1995: 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: 03/26/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Setafin S.A.

PR, BR

Inventors

P. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/26/1985

RPI 753

Notificação para pagamento de retribuição

#13.1

12/11/1984

RPI 738

Republicação - classificação IPC

#15.11

09/04/1984

RPI 724

Deferimento

#9.1

08/21/1984

RPI 722

Exigência - art. 36 da LPI

#6.1

01/31/1984

RPI 693

Solicitação de exame técnico

#4.1

08/30/1983

RPI 671

Carta-patente expirada

#21.1

12/26/1995

RPI 1308

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