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Official data from INPI

CEIFEIRA HIDRÁULICA DE TRONCOS.

ConcedidaUtility Model

Application data

Number

MU5901259

Type

Utility Model

Filing

09/19/1979

Publication

-

Progress at the INPI

  1. Filing09/19/79
  2. Publication
  3. Examination
  4. Allowance12/20/83
  5. Grant09/25/84
  6. Expired12/07/93

The letters patent expired on 12/07/1993: 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: 09/25/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Instituto de Pesquisas Tecnológicas do Estado de São Paulo

SP, BR

Instituto Florestal da Coordenadoria da Pesquisa de Recursos Naturais da Secretaria da Agricultura.

SP, BR

See this company's full portfolio

Inventors

D. F. (pessoa física)

P. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/25/1984

RPI 727

Notificação para pagamento de retribuição

#13.1

04/17/1984

RPI 704

Deferimento

#9.1

12/20/1983

RPI 687

Exigência - art. 36 da LPI

#6.1

07/19/1983

RPI 665

Exigência - art. 36 da LPI

#6.1

07/06/1982

RPI 611

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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